ifieee80211.c revision 183261
1/* 2 * Copyright 2001 The Aerospace Corporation. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 3. The name of The Aerospace Corporation may not be used to endorse or 13 * promote products derived from this software. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AEROSPACE CORPORATION ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AEROSPACE CORPORATION BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * 27 * $FreeBSD: head/sbin/ifconfig/ifieee80211.c 183261 2008-09-22 00:30:26Z sam $ 28 */ 29 30/*- 31 * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc. 32 * All rights reserved. 33 * 34 * This code is derived from software contributed to The NetBSD Foundation 35 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 36 * NASA Ames Research Center. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions 40 * are met: 41 * 1. Redistributions of source code must retain the above copyright 42 * notice, this list of conditions and the following disclaimer. 43 * 2. Redistributions in binary form must reproduce the above copyright 44 * notice, this list of conditions and the following disclaimer in the 45 * documentation and/or other materials provided with the distribution. 46 * 3. All advertising materials mentioning features or use of this software 47 * must display the following acknowledgement: 48 * This product includes software developed by the NetBSD 49 * Foundation, Inc. and its contributors. 50 * 4. Neither the name of The NetBSD Foundation nor the names of its 51 * contributors may be used to endorse or promote products derived 52 * from this software without specific prior written permission. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 55 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 56 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 57 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 58 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 59 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 60 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 61 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 62 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 63 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 64 * POSSIBILITY OF SUCH DAMAGE. 65 */ 66 67#include <sys/param.h> 68#include <sys/ioctl.h> 69#include <sys/socket.h> 70#include <sys/sysctl.h> 71#include <sys/time.h> 72 73#include <net/ethernet.h> 74#include <net/if.h> 75#include <net/if_dl.h> 76#include <net/if_types.h> 77#include <net/if_media.h> 78#include <net/route.h> 79 80#include <net80211/ieee80211_ioctl.h> 81 82#include <ctype.h> 83#include <err.h> 84#include <errno.h> 85#include <fcntl.h> 86#include <inttypes.h> 87#include <stdio.h> 88#include <stdlib.h> 89#include <string.h> 90#include <unistd.h> 91#include <stdarg.h> 92#include <stddef.h> /* NB: for offsetof */ 93 94#include "ifconfig.h" 95#include "regdomain.h" 96 97#ifndef IEEE80211_FIXED_RATE_NONE 98#define IEEE80211_FIXED_RATE_NONE 0xff 99#endif 100 101#define REQ_ECM 0x01000000 /* enable if ECM set */ 102#define REQ_OUTDOOR 0x02000000 /* enable for outdoor operation */ 103#define REQ_FLAGS 0xff000000 /* private flags, don't pass to os */ 104 105/* XXX need these publicly defined or similar */ 106#ifndef IEEE80211_NODE_AUTH 107#define IEEE80211_NODE_AUTH 0x0001 /* authorized for data */ 108#define IEEE80211_NODE_QOS 0x0002 /* QoS enabled */ 109#define IEEE80211_NODE_ERP 0x0004 /* ERP enabled */ 110#define IEEE80211_NODE_PWR_MGT 0x0010 /* power save mode enabled */ 111#define IEEE80211_NODE_HT 0x0040 /* HT enabled */ 112#define IEEE80211_NODE_HTCOMPAT 0x0080 /* HT setup w/ vendor OUI's */ 113#define IEEE80211_NODE_WPS 0x0100 /* WPS association */ 114#define IEEE80211_NODE_TSN 0x0200 /* TSN association */ 115#define IEEE80211_NODE_AMPDU_RX 0x0400 /* AMPDU rx enabled */ 116#define IEEE80211_NODE_AMPDU_TX 0x0800 /* AMPDU tx enabled */ 117#define IEEE80211_NODE_MIMO_PS 0x1000 /* MIMO power save enabled */ 118#define IEEE80211_NODE_MIMO_RTS 0x2000 /* send RTS in MIMO PS */ 119#define IEEE80211_NODE_RIFS 0x4000 /* RIFS enabled */ 120#endif 121 122#define MAXCOL 78 123static int col; 124static char spacer; 125 126static void LINE_INIT(char c); 127static void LINE_BREAK(void); 128static void LINE_CHECK(const char *fmt, ...); 129 130static const char *modename[] = { 131 "auto", "11a", "11b", "11g", "fh", "turboA", "turboG", 132 "sturbo", "11na", "11ng" 133}; 134 135static void set80211(int s, int type, int val, int len, void *data); 136static int get80211(int s, int type, void *data, int len); 137static int get80211len(int s, int type, void *data, int len, int *plen); 138static int get80211val(int s, int type, int *val); 139static const char *get_string(const char *val, const char *sep, 140 u_int8_t *buf, int *lenp); 141static void print_string(const u_int8_t *buf, int len); 142static void print_regdomain(const struct ieee80211_regdomain *, int); 143static void print_channels(int, const struct ieee80211req_chaninfo *, 144 int allchans, int verbose); 145static void regdomain_makechannels(struct ieee80211_regdomain_req *, 146 const struct ieee80211_devcaps_req *); 147 148static struct ieee80211req_chaninfo chaninfo; 149static struct ieee80211_regdomain regdomain; 150static int gotregdomain = 0; 151static struct ieee80211_roamparams_req roamparams; 152static int gotroam = 0; 153static struct ieee80211_txparams_req txparams; 154static int gottxparams = 0; 155static struct ieee80211_channel curchan; 156static int gotcurchan = 0; 157static struct ifmediareq *ifmr; 158static int htconf = 0; 159static int gothtconf = 0; 160 161static void 162gethtconf(int s) 163{ 164 if (gothtconf) 165 return; 166 if (get80211val(s, IEEE80211_IOC_HTCONF, &htconf) < 0) 167 warn("unable to get HT configuration information"); 168 gothtconf = 1; 169} 170 171/* 172 * Collect channel info from the kernel. We use this (mostly) 173 * to handle mapping between frequency and IEEE channel number. 174 */ 175static void 176getchaninfo(int s) 177{ 178 if (chaninfo.ic_nchans != 0) 179 return; 180 if (get80211(s, IEEE80211_IOC_CHANINFO, &chaninfo, sizeof(chaninfo)) < 0) 181 errx(1, "unable to get channel information"); 182 ifmr = ifmedia_getstate(s); 183 gethtconf(s); 184} 185 186static struct regdata * 187getregdata(void) 188{ 189 static struct regdata *rdp = NULL; 190 if (rdp == NULL) { 191 rdp = lib80211_alloc_regdata(); 192 if (rdp == NULL) 193 errx(-1, "missing or corrupted regdomain database"); 194 } 195 return rdp; 196} 197 198/* 199 * Given the channel at index i with attributes from, 200 * check if there is a channel with attributes to in 201 * the channel table. With suitable attributes this 202 * allows the caller to look for promotion; e.g. from 203 * 11b > 11g. 204 */ 205static int 206canpromote(int i, int from, int to) 207{ 208 const struct ieee80211_channel *fc = &chaninfo.ic_chans[i]; 209 int j; 210 211 if ((fc->ic_flags & from) != from) 212 return i; 213 /* NB: quick check exploiting ordering of chans w/ same frequency */ 214 if (i+1 < chaninfo.ic_nchans && 215 chaninfo.ic_chans[i+1].ic_freq == fc->ic_freq && 216 (chaninfo.ic_chans[i+1].ic_flags & to) == to) 217 return i+1; 218 /* brute force search in case channel list is not ordered */ 219 for (j = 0; j < chaninfo.ic_nchans; j++) { 220 const struct ieee80211_channel *tc = &chaninfo.ic_chans[j]; 221 if (j != i && 222 tc->ic_freq == fc->ic_freq && (tc->ic_flags & to) == to) 223 return j; 224 } 225 return i; 226} 227 228/* 229 * Handle channel promotion. When a channel is specified with 230 * only a frequency we want to promote it to the ``best'' channel 231 * available. The channel list has separate entries for 11b, 11g, 232 * 11a, and 11n[ga] channels so specifying a frequency w/o any 233 * attributes requires we upgrade, e.g. from 11b -> 11g. This 234 * gets complicated when the channel is specified on the same 235 * command line with a media request that constrains the available 236 * channe list (e.g. mode 11a); we want to honor that to avoid 237 * confusing behaviour. 238 */ 239static int 240promote(int i) 241{ 242 /* 243 * Query the current mode of the interface in case it's 244 * constrained (e.g. to 11a). We must do this carefully 245 * as there may be a pending ifmedia request in which case 246 * asking the kernel will give us the wrong answer. This 247 * is an unfortunate side-effect of the way ifconfig is 248 * structure for modularity (yech). 249 * 250 * NB: ifmr is actually setup in getchaninfo (above); we 251 * assume it's called coincident with to this call so 252 * we have a ``current setting''; otherwise we must pass 253 * the socket descriptor down to here so we can make 254 * the ifmedia_getstate call ourselves. 255 */ 256 int chanmode = ifmr != NULL ? IFM_MODE(ifmr->ifm_current) : IFM_AUTO; 257 258 /* when ambiguous promote to ``best'' */ 259 /* NB: we abitrarily pick HT40+ over HT40- */ 260 if (chanmode != IFM_IEEE80211_11B) 261 i = canpromote(i, IEEE80211_CHAN_B, IEEE80211_CHAN_G); 262 if (chanmode != IFM_IEEE80211_11G && (htconf & 1)) { 263 i = canpromote(i, IEEE80211_CHAN_G, 264 IEEE80211_CHAN_G | IEEE80211_CHAN_HT20); 265 if (htconf & 2) { 266 i = canpromote(i, IEEE80211_CHAN_G, 267 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D); 268 i = canpromote(i, IEEE80211_CHAN_G, 269 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U); 270 } 271 } 272 if (chanmode != IFM_IEEE80211_11A && (htconf & 1)) { 273 i = canpromote(i, IEEE80211_CHAN_A, 274 IEEE80211_CHAN_A | IEEE80211_CHAN_HT20); 275 if (htconf & 2) { 276 i = canpromote(i, IEEE80211_CHAN_A, 277 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D); 278 i = canpromote(i, IEEE80211_CHAN_A, 279 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U); 280 } 281 } 282 return i; 283} 284 285static void 286mapfreq(struct ieee80211_channel *chan, int freq, int flags) 287{ 288 int i; 289 290 for (i = 0; i < chaninfo.ic_nchans; i++) { 291 const struct ieee80211_channel *c = &chaninfo.ic_chans[i]; 292 293 if (c->ic_freq == freq && (c->ic_flags & flags) == flags) { 294 if (flags == 0) { 295 /* when ambiguous promote to ``best'' */ 296 c = &chaninfo.ic_chans[promote(i)]; 297 } 298 *chan = *c; 299 return; 300 } 301 } 302 errx(1, "unknown/undefined frequency %u/0x%x", freq, flags); 303} 304 305static void 306mapchan(struct ieee80211_channel *chan, int ieee, int flags) 307{ 308 int i; 309 310 for (i = 0; i < chaninfo.ic_nchans; i++) { 311 const struct ieee80211_channel *c = &chaninfo.ic_chans[i]; 312 313 if (c->ic_ieee == ieee && (c->ic_flags & flags) == flags) { 314 if (flags == 0) { 315 /* when ambiguous promote to ``best'' */ 316 c = &chaninfo.ic_chans[promote(i)]; 317 } 318 *chan = *c; 319 return; 320 } 321 } 322 errx(1, "unknown/undefined channel number %d flags 0x%x", ieee, flags); 323} 324 325static const struct ieee80211_channel * 326getcurchan(int s) 327{ 328 if (gotcurchan) 329 return &curchan; 330 if (get80211(s, IEEE80211_IOC_CURCHAN, &curchan, sizeof(curchan)) < 0) { 331 int val; 332 /* fall back to legacy ioctl */ 333 if (get80211val(s, IEEE80211_IOC_CHANNEL, &val) < 0) 334 errx(-1, "cannot figure out current channel"); 335 getchaninfo(s); 336 mapchan(&curchan, val, 0); 337 } 338 gotcurchan = 1; 339 return &curchan; 340} 341 342static enum ieee80211_phymode 343chan2mode(const struct ieee80211_channel *c) 344{ 345 if (IEEE80211_IS_CHAN_HTA(c)) 346 return IEEE80211_MODE_11NA; 347 if (IEEE80211_IS_CHAN_HTG(c)) 348 return IEEE80211_MODE_11NG; 349 if (IEEE80211_IS_CHAN_108A(c)) 350 return IEEE80211_MODE_TURBO_A; 351 if (IEEE80211_IS_CHAN_108G(c)) 352 return IEEE80211_MODE_TURBO_G; 353 if (IEEE80211_IS_CHAN_ST(c)) 354 return IEEE80211_MODE_STURBO_A; 355 if (IEEE80211_IS_CHAN_FHSS(c)) 356 return IEEE80211_MODE_FH; 357 if (IEEE80211_IS_CHAN_A(c)) 358 return IEEE80211_MODE_11A; 359 if (IEEE80211_IS_CHAN_ANYG(c)) 360 return IEEE80211_MODE_11G; 361 if (IEEE80211_IS_CHAN_B(c)) 362 return IEEE80211_MODE_11B; 363 return IEEE80211_MODE_AUTO; 364} 365 366static void 367getroam(int s) 368{ 369 if (gotroam) 370 return; 371 if (get80211(s, IEEE80211_IOC_ROAM, 372 &roamparams, sizeof(roamparams)) < 0) 373 errx(1, "unable to get roaming parameters"); 374 gotroam = 1; 375} 376 377static void 378setroam_cb(int s, void *arg) 379{ 380 struct ieee80211_roamparams_req *roam = arg; 381 set80211(s, IEEE80211_IOC_ROAM, 0, sizeof(*roam), roam); 382} 383 384static void 385gettxparams(int s) 386{ 387 if (gottxparams) 388 return; 389 if (get80211(s, IEEE80211_IOC_TXPARAMS, 390 &txparams, sizeof(txparams)) < 0) 391 errx(1, "unable to get transmit parameters"); 392 gottxparams = 1; 393} 394 395static void 396settxparams_cb(int s, void *arg) 397{ 398 struct ieee80211_txparams_req *txp = arg; 399 set80211(s, IEEE80211_IOC_TXPARAMS, 0, sizeof(*txp), txp); 400} 401 402static void 403getregdomain(int s) 404{ 405 if (gotregdomain) 406 return; 407 if (get80211(s, IEEE80211_IOC_REGDOMAIN, 408 ®domain, sizeof(regdomain)) < 0) 409 errx(1, "unable to get regulatory domain info"); 410 gotregdomain = 1; 411} 412 413static void 414getdevcaps(int s, struct ieee80211_devcaps_req *dc) 415{ 416 if (get80211(s, IEEE80211_IOC_DEVCAPS, dc, sizeof(*dc)) < 0) 417 errx(1, "unable to get device capabilities"); 418} 419 420static void 421setregdomain_cb(int s, void *arg) 422{ 423 struct ieee80211_regdomain_req req; 424 struct ieee80211_regdomain *rd = arg; 425 struct ieee80211_devcaps_req dc; 426 struct regdata *rdp = getregdata(); 427 428 if (rd->country != 0) { 429 const struct country *cc; 430 /* 431 * Check current country seting to make sure it's 432 * compatible with the new regdomain. If not, then 433 * override it with any default country for this 434 * SKU. If we cannot arrange a match, then abort. 435 */ 436 cc = lib80211_country_findbycc(rdp, rd->country); 437 if (cc == NULL) 438 errx(1, "unknown ISO country code %d", rd->country); 439 if (cc->rd->sku != rd->regdomain) { 440 const struct regdomain *rp; 441 /* 442 * Check if country is incompatible with regdomain. 443 * To enable multiple regdomains for a country code 444 * we permit a mismatch between the regdomain and 445 * the country's associated regdomain when the 446 * regdomain is setup w/o a default country. For 447 * example, US is bound to the FCC regdomain but 448 * we allow US to be combined with FCC3 because FCC3 449 * has not default country. This allows bogus 450 * combinations like FCC3+DK which are resolved when 451 * constructing the channel list by deferring to the 452 * regdomain to construct the channel list. 453 */ 454 rp = lib80211_regdomain_findbysku(rdp, rd->regdomain); 455 if (rp == NULL) 456 errx(1, "country %s (%s) is not usable with " 457 "regdomain %d", cc->isoname, cc->name, 458 rd->regdomain); 459 else if (rp->cc != 0 && rp->cc != cc) 460 errx(1, "country %s (%s) is not usable with " 461 "regdomain %s", cc->isoname, cc->name, 462 rp->name); 463 } 464 } 465 req.rd = *rd; 466 /* 467 * Fetch the device capabilities and calculate the 468 * full set of netbands for which we request a new 469 * channel list be constructed. Once that's done we 470 * push the regdomain info + channel list to the kernel. 471 */ 472 getdevcaps(s, &dc); 473#if 0 474 if (verbose) { 475 printf("drivercaps: 0x%x\n", dc.dc_drivercaps); 476 printf("cryptocaps: 0x%x\n", dc.dc_cryptocaps); 477 printf("htcaps : 0x%x\n", dc.dc_htcaps); 478 memcpy(&chaninfo, &dc.dc_chaninfo, sizeof(chaninfo)); 479 print_channels(s, &dc.dc_chaninfo, 1/*allchans*/, 1/*verbose*/); 480 } 481#endif 482 regdomain_makechannels(&req, &dc); 483 if (verbose) { 484 LINE_INIT(':'); 485 print_regdomain(rd, 1/*verbose*/); 486 LINE_BREAK(); 487 memcpy(&chaninfo, &req.chaninfo, sizeof(chaninfo)); 488 print_channels(s, &req.chaninfo, 1/*allchans*/, 1/*verbose*/); 489 } 490 if (req.chaninfo.ic_nchans == 0) 491 errx(1, "no channels calculated"); 492 set80211(s, IEEE80211_IOC_REGDOMAIN, 0, sizeof(req), &req); 493} 494 495static int 496ieee80211_mhz2ieee(int freq, int flags) 497{ 498 struct ieee80211_channel chan; 499 mapfreq(&chan, freq, flags); 500 return chan.ic_ieee; 501} 502 503static int 504isanyarg(const char *arg) 505{ 506 return (strncmp(arg, "-", 1) == 0 || 507 strncasecmp(arg, "any", 3) == 0 || strncasecmp(arg, "off", 3) == 0); 508} 509 510static void 511set80211ssid(const char *val, int d, int s, const struct afswtch *rafp) 512{ 513 int ssid; 514 int len; 515 u_int8_t data[IEEE80211_NWID_LEN]; 516 517 ssid = 0; 518 len = strlen(val); 519 if (len > 2 && isdigit((int)val[0]) && val[1] == ':') { 520 ssid = atoi(val)-1; 521 val += 2; 522 } 523 524 bzero(data, sizeof(data)); 525 len = sizeof(data); 526 if (get_string(val, NULL, data, &len) == NULL) 527 exit(1); 528 529 set80211(s, IEEE80211_IOC_SSID, ssid, len, data); 530} 531 532static void 533set80211stationname(const char *val, int d, int s, const struct afswtch *rafp) 534{ 535 int len; 536 u_int8_t data[33]; 537 538 bzero(data, sizeof(data)); 539 len = sizeof(data); 540 get_string(val, NULL, data, &len); 541 542 set80211(s, IEEE80211_IOC_STATIONNAME, 0, len, data); 543} 544 545/* 546 * Parse a channel specification for attributes/flags. 547 * The syntax is: 548 * freq/xx channel width (5,10,20,40,40+,40-) 549 * freq:mode channel mode (a,b,g,h,n,t,s,d) 550 * 551 * These can be combined in either order; e.g. 2437:ng/40. 552 * Modes are case insensitive. 553 * 554 * The result is not validated here; it's assumed to be 555 * checked against the channel table fetched from the kernel. 556 */ 557static int 558getchannelflags(const char *val, int freq) 559{ 560#define _CHAN_HT 0x80000000 561 const char *cp; 562 int flags; 563 564 flags = 0; 565 566 cp = strchr(val, ':'); 567 if (cp != NULL) { 568 for (cp++; isalpha((int) *cp); cp++) { 569 /* accept mixed case */ 570 int c = *cp; 571 if (isupper(c)) 572 c = tolower(c); 573 switch (c) { 574 case 'a': /* 802.11a */ 575 flags |= IEEE80211_CHAN_A; 576 break; 577 case 'b': /* 802.11b */ 578 flags |= IEEE80211_CHAN_B; 579 break; 580 case 'g': /* 802.11g */ 581 flags |= IEEE80211_CHAN_G; 582 break; 583 case 'h': /* ht = 802.11n */ 584 case 'n': /* 802.11n */ 585 flags |= _CHAN_HT; /* NB: private */ 586 break; 587 case 'd': /* dt = Atheros Dynamic Turbo */ 588 flags |= IEEE80211_CHAN_TURBO; 589 break; 590 case 't': /* ht, dt, st, t */ 591 /* dt and unadorned t specify Dynamic Turbo */ 592 if ((flags & (IEEE80211_CHAN_STURBO|_CHAN_HT)) == 0) 593 flags |= IEEE80211_CHAN_TURBO; 594 break; 595 case 's': /* st = Atheros Static Turbo */ 596 flags |= IEEE80211_CHAN_STURBO; 597 break; 598 default: 599 errx(-1, "%s: Invalid channel attribute %c\n", 600 val, *cp); 601 } 602 } 603 } 604 cp = strchr(val, '/'); 605 if (cp != NULL) { 606 char *ep; 607 u_long cw = strtoul(cp+1, &ep, 10); 608 609 switch (cw) { 610 case 5: 611 flags |= IEEE80211_CHAN_QUARTER; 612 break; 613 case 10: 614 flags |= IEEE80211_CHAN_HALF; 615 break; 616 case 20: 617 /* NB: this may be removed below */ 618 flags |= IEEE80211_CHAN_HT20; 619 break; 620 case 40: 621 if (ep != NULL && *ep == '+') 622 flags |= IEEE80211_CHAN_HT40U; 623 else if (ep != NULL && *ep == '-') 624 flags |= IEEE80211_CHAN_HT40D; 625 break; 626 default: 627 errx(-1, "%s: Invalid channel width\n", val); 628 } 629 } 630 /* 631 * Cleanup specifications. 632 */ 633 if ((flags & _CHAN_HT) == 0) { 634 /* 635 * If user specified freq/20 or freq/40 quietly remove 636 * HT cw attributes depending on channel use. To give 637 * an explicit 20/40 width for an HT channel you must 638 * indicate it is an HT channel since all HT channels 639 * are also usable for legacy operation; e.g. freq:n/40. 640 */ 641 flags &= ~IEEE80211_CHAN_HT; 642 } else { 643 /* 644 * Remove private indicator that this is an HT channel 645 * and if no explicit channel width has been given 646 * provide the default settings. 647 */ 648 flags &= ~_CHAN_HT; 649 if ((flags & IEEE80211_CHAN_HT) == 0) { 650 struct ieee80211_channel chan; 651 /* 652 * Consult the channel list to see if we can use 653 * HT40+ or HT40- (if both the map routines choose). 654 */ 655 if (freq > 255) 656 mapfreq(&chan, freq, 0); 657 else 658 mapchan(&chan, freq, 0); 659 flags |= (chan.ic_flags & IEEE80211_CHAN_HT); 660 } 661 } 662 return flags; 663#undef _CHAN_HT 664} 665 666static void 667set80211channel(const char *val, int d, int s, const struct afswtch *rafp) 668{ 669 struct ieee80211_channel chan; 670 671 memset(&chan, 0, sizeof(chan)); 672 if (!isanyarg(val)) { 673 int v, flags; 674 char *ep; 675 676 getchaninfo(s); 677 v = strtol(val, &ep, 10); 678 if (val[0] == '\0' || val == ep || errno == ERANGE || 679 /* channel may be suffixed with nothing, :flag, or /width */ 680 (ep[0] != '\0' && ep[0] != ':' && ep[0] != '/')) 681 errx(1, "invalid channel specification"); 682 flags = getchannelflags(val, v); 683 if (v > 255) { /* treat as frequency */ 684 mapfreq(&chan, v, flags); 685 } else { 686 mapchan(&chan, v, flags); 687 } 688 } else { 689 chan.ic_freq = IEEE80211_CHAN_ANY; 690 } 691 set80211(s, IEEE80211_IOC_CURCHAN, 0, sizeof(chan), &chan); 692} 693 694static void 695set80211chanswitch(const char *val, int d, int s, const struct afswtch *rafp) 696{ 697 struct ieee80211_chanswitch_req csr; 698 int v, flags; 699 700 memset(&csr, 0, sizeof(csr)); 701 getchaninfo(s); 702 v = atoi(val); 703 flags = getchannelflags(val, v); 704 if (v > 255) { /* treat as frequency */ 705 mapfreq(&csr.csa_chan, v, flags); 706 } else { 707 mapchan(&csr.csa_chan, v, flags); 708 } 709 csr.csa_mode = 1; 710 csr.csa_count = 5; 711 set80211(s, IEEE80211_IOC_CHANSWITCH, 0, sizeof(csr), &csr); 712} 713 714static void 715set80211authmode(const char *val, int d, int s, const struct afswtch *rafp) 716{ 717 int mode; 718 719 if (strcasecmp(val, "none") == 0) { 720 mode = IEEE80211_AUTH_NONE; 721 } else if (strcasecmp(val, "open") == 0) { 722 mode = IEEE80211_AUTH_OPEN; 723 } else if (strcasecmp(val, "shared") == 0) { 724 mode = IEEE80211_AUTH_SHARED; 725 } else if (strcasecmp(val, "8021x") == 0) { 726 mode = IEEE80211_AUTH_8021X; 727 } else if (strcasecmp(val, "wpa") == 0) { 728 mode = IEEE80211_AUTH_WPA; 729 } else { 730 errx(1, "unknown authmode"); 731 } 732 733 set80211(s, IEEE80211_IOC_AUTHMODE, mode, 0, NULL); 734} 735 736static void 737set80211powersavemode(const char *val, int d, int s, const struct afswtch *rafp) 738{ 739 int mode; 740 741 if (strcasecmp(val, "off") == 0) { 742 mode = IEEE80211_POWERSAVE_OFF; 743 } else if (strcasecmp(val, "on") == 0) { 744 mode = IEEE80211_POWERSAVE_ON; 745 } else if (strcasecmp(val, "cam") == 0) { 746 mode = IEEE80211_POWERSAVE_CAM; 747 } else if (strcasecmp(val, "psp") == 0) { 748 mode = IEEE80211_POWERSAVE_PSP; 749 } else if (strcasecmp(val, "psp-cam") == 0) { 750 mode = IEEE80211_POWERSAVE_PSP_CAM; 751 } else { 752 errx(1, "unknown powersavemode"); 753 } 754 755 set80211(s, IEEE80211_IOC_POWERSAVE, mode, 0, NULL); 756} 757 758static void 759set80211powersave(const char *val, int d, int s, const struct afswtch *rafp) 760{ 761 if (d == 0) 762 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_OFF, 763 0, NULL); 764 else 765 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_ON, 766 0, NULL); 767} 768 769static void 770set80211powersavesleep(const char *val, int d, int s, const struct afswtch *rafp) 771{ 772 set80211(s, IEEE80211_IOC_POWERSAVESLEEP, atoi(val), 0, NULL); 773} 774 775static void 776set80211wepmode(const char *val, int d, int s, const struct afswtch *rafp) 777{ 778 int mode; 779 780 if (strcasecmp(val, "off") == 0) { 781 mode = IEEE80211_WEP_OFF; 782 } else if (strcasecmp(val, "on") == 0) { 783 mode = IEEE80211_WEP_ON; 784 } else if (strcasecmp(val, "mixed") == 0) { 785 mode = IEEE80211_WEP_MIXED; 786 } else { 787 errx(1, "unknown wep mode"); 788 } 789 790 set80211(s, IEEE80211_IOC_WEP, mode, 0, NULL); 791} 792 793static void 794set80211wep(const char *val, int d, int s, const struct afswtch *rafp) 795{ 796 set80211(s, IEEE80211_IOC_WEP, d, 0, NULL); 797} 798 799static int 800isundefarg(const char *arg) 801{ 802 return (strcmp(arg, "-") == 0 || strncasecmp(arg, "undef", 5) == 0); 803} 804 805static void 806set80211weptxkey(const char *val, int d, int s, const struct afswtch *rafp) 807{ 808 if (isundefarg(val)) 809 set80211(s, IEEE80211_IOC_WEPTXKEY, IEEE80211_KEYIX_NONE, 0, NULL); 810 else 811 set80211(s, IEEE80211_IOC_WEPTXKEY, atoi(val)-1, 0, NULL); 812} 813 814static void 815set80211wepkey(const char *val, int d, int s, const struct afswtch *rafp) 816{ 817 int key = 0; 818 int len; 819 u_int8_t data[IEEE80211_KEYBUF_SIZE]; 820 821 if (isdigit((int)val[0]) && val[1] == ':') { 822 key = atoi(val)-1; 823 val += 2; 824 } 825 826 bzero(data, sizeof(data)); 827 len = sizeof(data); 828 get_string(val, NULL, data, &len); 829 830 set80211(s, IEEE80211_IOC_WEPKEY, key, len, data); 831} 832 833/* 834 * This function is purely a NetBSD compatability interface. The NetBSD 835 * interface is too inflexible, but it's there so we'll support it since 836 * it's not all that hard. 837 */ 838static void 839set80211nwkey(const char *val, int d, int s, const struct afswtch *rafp) 840{ 841 int txkey; 842 int i, len; 843 u_int8_t data[IEEE80211_KEYBUF_SIZE]; 844 845 set80211(s, IEEE80211_IOC_WEP, IEEE80211_WEP_ON, 0, NULL); 846 847 if (isdigit((int)val[0]) && val[1] == ':') { 848 txkey = val[0]-'0'-1; 849 val += 2; 850 851 for (i = 0; i < 4; i++) { 852 bzero(data, sizeof(data)); 853 len = sizeof(data); 854 val = get_string(val, ",", data, &len); 855 if (val == NULL) 856 exit(1); 857 858 set80211(s, IEEE80211_IOC_WEPKEY, i, len, data); 859 } 860 } else { 861 bzero(data, sizeof(data)); 862 len = sizeof(data); 863 get_string(val, NULL, data, &len); 864 txkey = 0; 865 866 set80211(s, IEEE80211_IOC_WEPKEY, 0, len, data); 867 868 bzero(data, sizeof(data)); 869 for (i = 1; i < 4; i++) 870 set80211(s, IEEE80211_IOC_WEPKEY, i, 0, data); 871 } 872 873 set80211(s, IEEE80211_IOC_WEPTXKEY, txkey, 0, NULL); 874} 875 876static void 877set80211rtsthreshold(const char *val, int d, int s, const struct afswtch *rafp) 878{ 879 set80211(s, IEEE80211_IOC_RTSTHRESHOLD, 880 isundefarg(val) ? IEEE80211_RTS_MAX : atoi(val), 0, NULL); 881} 882 883static void 884set80211protmode(const char *val, int d, int s, const struct afswtch *rafp) 885{ 886 int mode; 887 888 if (strcasecmp(val, "off") == 0) { 889 mode = IEEE80211_PROTMODE_OFF; 890 } else if (strcasecmp(val, "cts") == 0) { 891 mode = IEEE80211_PROTMODE_CTS; 892 } else if (strncasecmp(val, "rtscts", 3) == 0) { 893 mode = IEEE80211_PROTMODE_RTSCTS; 894 } else { 895 errx(1, "unknown protection mode"); 896 } 897 898 set80211(s, IEEE80211_IOC_PROTMODE, mode, 0, NULL); 899} 900 901static void 902set80211htprotmode(const char *val, int d, int s, const struct afswtch *rafp) 903{ 904 int mode; 905 906 if (strcasecmp(val, "off") == 0) { 907 mode = IEEE80211_PROTMODE_OFF; 908 } else if (strncasecmp(val, "rts", 3) == 0) { 909 mode = IEEE80211_PROTMODE_RTSCTS; 910 } else { 911 errx(1, "unknown protection mode"); 912 } 913 914 set80211(s, IEEE80211_IOC_HTPROTMODE, mode, 0, NULL); 915} 916 917static void 918set80211txpower(const char *val, int d, int s, const struct afswtch *rafp) 919{ 920 double v = atof(val); 921 int txpow; 922 923 txpow = (int) (2*v); 924 if (txpow != 2*v) 925 errx(-1, "invalid tx power (must be .5 dBm units)"); 926 set80211(s, IEEE80211_IOC_TXPOWER, txpow, 0, NULL); 927} 928 929#define IEEE80211_ROAMING_DEVICE 0 930#define IEEE80211_ROAMING_AUTO 1 931#define IEEE80211_ROAMING_MANUAL 2 932 933static void 934set80211roaming(const char *val, int d, int s, const struct afswtch *rafp) 935{ 936 int mode; 937 938 if (strcasecmp(val, "device") == 0) { 939 mode = IEEE80211_ROAMING_DEVICE; 940 } else if (strcasecmp(val, "auto") == 0) { 941 mode = IEEE80211_ROAMING_AUTO; 942 } else if (strcasecmp(val, "manual") == 0) { 943 mode = IEEE80211_ROAMING_MANUAL; 944 } else { 945 errx(1, "unknown roaming mode"); 946 } 947 set80211(s, IEEE80211_IOC_ROAMING, mode, 0, NULL); 948} 949 950static void 951set80211wme(const char *val, int d, int s, const struct afswtch *rafp) 952{ 953 set80211(s, IEEE80211_IOC_WME, d, 0, NULL); 954} 955 956static void 957set80211hidessid(const char *val, int d, int s, const struct afswtch *rafp) 958{ 959 set80211(s, IEEE80211_IOC_HIDESSID, d, 0, NULL); 960} 961 962static void 963set80211apbridge(const char *val, int d, int s, const struct afswtch *rafp) 964{ 965 set80211(s, IEEE80211_IOC_APBRIDGE, d, 0, NULL); 966} 967 968static void 969set80211fastframes(const char *val, int d, int s, const struct afswtch *rafp) 970{ 971 set80211(s, IEEE80211_IOC_FF, d, 0, NULL); 972} 973 974static void 975set80211dturbo(const char *val, int d, int s, const struct afswtch *rafp) 976{ 977 set80211(s, IEEE80211_IOC_TURBOP, d, 0, NULL); 978} 979 980static void 981set80211chanlist(const char *val, int d, int s, const struct afswtch *rafp) 982{ 983 struct ieee80211req_chanlist chanlist; 984#define MAXCHAN (sizeof(chanlist.ic_channels)*NBBY) 985 char *temp, *cp, *tp; 986 987 temp = malloc(strlen(val) + 1); 988 if (temp == NULL) 989 errx(1, "malloc failed"); 990 strcpy(temp, val); 991 memset(&chanlist, 0, sizeof(chanlist)); 992 cp = temp; 993 for (;;) { 994 int first, last, f, c; 995 996 tp = strchr(cp, ','); 997 if (tp != NULL) 998 *tp++ = '\0'; 999 switch (sscanf(cp, "%u-%u", &first, &last)) { 1000 case 1: 1001 if (first > MAXCHAN) 1002 errx(-1, "channel %u out of range, max %zu", 1003 first, MAXCHAN); 1004 setbit(chanlist.ic_channels, first); 1005 break; 1006 case 2: 1007 if (first > MAXCHAN) 1008 errx(-1, "channel %u out of range, max %zu", 1009 first, MAXCHAN); 1010 if (last > MAXCHAN) 1011 errx(-1, "channel %u out of range, max %zu", 1012 last, MAXCHAN); 1013 if (first > last) 1014 errx(-1, "void channel range, %u > %u", 1015 first, last); 1016 for (f = first; f <= last; f++) 1017 setbit(chanlist.ic_channels, f); 1018 break; 1019 } 1020 if (tp == NULL) 1021 break; 1022 c = *tp; 1023 while (isspace(c)) 1024 tp++; 1025 if (!isdigit(c)) 1026 break; 1027 cp = tp; 1028 } 1029 set80211(s, IEEE80211_IOC_CHANLIST, 0, sizeof(chanlist), &chanlist); 1030#undef MAXCHAN 1031} 1032 1033static void 1034set80211bssid(const char *val, int d, int s, const struct afswtch *rafp) 1035{ 1036 1037 if (!isanyarg(val)) { 1038 char *temp; 1039 struct sockaddr_dl sdl; 1040 1041 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 1042 if (temp == NULL) 1043 errx(1, "malloc failed"); 1044 temp[0] = ':'; 1045 strcpy(temp + 1, val); 1046 sdl.sdl_len = sizeof(sdl); 1047 link_addr(temp, &sdl); 1048 free(temp); 1049 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 1050 errx(1, "malformed link-level address"); 1051 set80211(s, IEEE80211_IOC_BSSID, 0, 1052 IEEE80211_ADDR_LEN, LLADDR(&sdl)); 1053 } else { 1054 uint8_t zerobssid[IEEE80211_ADDR_LEN]; 1055 memset(zerobssid, 0, sizeof(zerobssid)); 1056 set80211(s, IEEE80211_IOC_BSSID, 0, 1057 IEEE80211_ADDR_LEN, zerobssid); 1058 } 1059} 1060 1061static int 1062getac(const char *ac) 1063{ 1064 if (strcasecmp(ac, "ac_be") == 0 || strcasecmp(ac, "be") == 0) 1065 return WME_AC_BE; 1066 if (strcasecmp(ac, "ac_bk") == 0 || strcasecmp(ac, "bk") == 0) 1067 return WME_AC_BK; 1068 if (strcasecmp(ac, "ac_vi") == 0 || strcasecmp(ac, "vi") == 0) 1069 return WME_AC_VI; 1070 if (strcasecmp(ac, "ac_vo") == 0 || strcasecmp(ac, "vo") == 0) 1071 return WME_AC_VO; 1072 errx(1, "unknown wme access class %s", ac); 1073} 1074 1075static 1076DECL_CMD_FUNC2(set80211cwmin, ac, val) 1077{ 1078 set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac), NULL); 1079} 1080 1081static 1082DECL_CMD_FUNC2(set80211cwmax, ac, val) 1083{ 1084 set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac), NULL); 1085} 1086 1087static 1088DECL_CMD_FUNC2(set80211aifs, ac, val) 1089{ 1090 set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac), NULL); 1091} 1092 1093static 1094DECL_CMD_FUNC2(set80211txoplimit, ac, val) 1095{ 1096 set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac), NULL); 1097} 1098 1099static 1100DECL_CMD_FUNC(set80211acm, ac, d) 1101{ 1102 set80211(s, IEEE80211_IOC_WME_ACM, 1, getac(ac), NULL); 1103} 1104static 1105DECL_CMD_FUNC(set80211noacm, ac, d) 1106{ 1107 set80211(s, IEEE80211_IOC_WME_ACM, 0, getac(ac), NULL); 1108} 1109 1110static 1111DECL_CMD_FUNC(set80211ackpolicy, ac, d) 1112{ 1113 set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 1, getac(ac), NULL); 1114} 1115static 1116DECL_CMD_FUNC(set80211noackpolicy, ac, d) 1117{ 1118 set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 0, getac(ac), NULL); 1119} 1120 1121static 1122DECL_CMD_FUNC2(set80211bsscwmin, ac, val) 1123{ 1124 set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), 1125 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 1126} 1127 1128static 1129DECL_CMD_FUNC2(set80211bsscwmax, ac, val) 1130{ 1131 set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), 1132 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 1133} 1134 1135static 1136DECL_CMD_FUNC2(set80211bssaifs, ac, val) 1137{ 1138 set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), 1139 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 1140} 1141 1142static 1143DECL_CMD_FUNC2(set80211bsstxoplimit, ac, val) 1144{ 1145 set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), 1146 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 1147} 1148 1149static 1150DECL_CMD_FUNC(set80211dtimperiod, val, d) 1151{ 1152 set80211(s, IEEE80211_IOC_DTIM_PERIOD, atoi(val), 0, NULL); 1153} 1154 1155static 1156DECL_CMD_FUNC(set80211bintval, val, d) 1157{ 1158 set80211(s, IEEE80211_IOC_BEACON_INTERVAL, atoi(val), 0, NULL); 1159} 1160 1161static void 1162set80211macmac(int s, int op, const char *val) 1163{ 1164 char *temp; 1165 struct sockaddr_dl sdl; 1166 1167 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 1168 if (temp == NULL) 1169 errx(1, "malloc failed"); 1170 temp[0] = ':'; 1171 strcpy(temp + 1, val); 1172 sdl.sdl_len = sizeof(sdl); 1173 link_addr(temp, &sdl); 1174 free(temp); 1175 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 1176 errx(1, "malformed link-level address"); 1177 set80211(s, op, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl)); 1178} 1179 1180static 1181DECL_CMD_FUNC(set80211addmac, val, d) 1182{ 1183 set80211macmac(s, IEEE80211_IOC_ADDMAC, val); 1184} 1185 1186static 1187DECL_CMD_FUNC(set80211delmac, val, d) 1188{ 1189 set80211macmac(s, IEEE80211_IOC_DELMAC, val); 1190} 1191 1192static 1193DECL_CMD_FUNC(set80211kickmac, val, d) 1194{ 1195 char *temp; 1196 struct sockaddr_dl sdl; 1197 struct ieee80211req_mlme mlme; 1198 1199 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 1200 if (temp == NULL) 1201 errx(1, "malloc failed"); 1202 temp[0] = ':'; 1203 strcpy(temp + 1, val); 1204 sdl.sdl_len = sizeof(sdl); 1205 link_addr(temp, &sdl); 1206 free(temp); 1207 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 1208 errx(1, "malformed link-level address"); 1209 memset(&mlme, 0, sizeof(mlme)); 1210 mlme.im_op = IEEE80211_MLME_DEAUTH; 1211 mlme.im_reason = IEEE80211_REASON_AUTH_EXPIRE; 1212 memcpy(mlme.im_macaddr, LLADDR(&sdl), IEEE80211_ADDR_LEN); 1213 set80211(s, IEEE80211_IOC_MLME, 0, sizeof(mlme), &mlme); 1214} 1215 1216static 1217DECL_CMD_FUNC(set80211maccmd, val, d) 1218{ 1219 set80211(s, IEEE80211_IOC_MACCMD, d, 0, NULL); 1220} 1221 1222static void 1223set80211pureg(const char *val, int d, int s, const struct afswtch *rafp) 1224{ 1225 set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL); 1226} 1227 1228static void 1229set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp) 1230{ 1231 set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL); 1232} 1233 1234static 1235DECL_CMD_FUNC(set80211bgscanidle, val, d) 1236{ 1237 set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL); 1238} 1239 1240static 1241DECL_CMD_FUNC(set80211bgscanintvl, val, d) 1242{ 1243 set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL); 1244} 1245 1246static 1247DECL_CMD_FUNC(set80211scanvalid, val, d) 1248{ 1249 set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL); 1250} 1251 1252/* 1253 * Parse an optional trailing specification of which netbands 1254 * to apply a parameter to. This is basically the same syntax 1255 * as used for channels but you can concatenate to specify 1256 * multiple. For example: 1257 * 14:abg apply to 11a, 11b, and 11g 1258 * 6:ht apply to 11na and 11ng 1259 * We don't make a big effort to catch silly things; this is 1260 * really a convenience mechanism. 1261 */ 1262static int 1263getmodeflags(const char *val) 1264{ 1265 const char *cp; 1266 int flags; 1267 1268 flags = 0; 1269 1270 cp = strchr(val, ':'); 1271 if (cp != NULL) { 1272 for (cp++; isalpha((int) *cp); cp++) { 1273 /* accept mixed case */ 1274 int c = *cp; 1275 if (isupper(c)) 1276 c = tolower(c); 1277 switch (c) { 1278 case 'a': /* 802.11a */ 1279 flags |= IEEE80211_CHAN_A; 1280 break; 1281 case 'b': /* 802.11b */ 1282 flags |= IEEE80211_CHAN_B; 1283 break; 1284 case 'g': /* 802.11g */ 1285 flags |= IEEE80211_CHAN_G; 1286 break; 1287 case 'h': /* ht = 802.11n */ 1288 case 'n': /* 802.11n */ 1289 flags |= IEEE80211_CHAN_HT; 1290 break; 1291 case 'd': /* dt = Atheros Dynamic Turbo */ 1292 flags |= IEEE80211_CHAN_TURBO; 1293 break; 1294 case 't': /* ht, dt, st, t */ 1295 /* dt and unadorned t specify Dynamic Turbo */ 1296 if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0) 1297 flags |= IEEE80211_CHAN_TURBO; 1298 break; 1299 case 's': /* st = Atheros Static Turbo */ 1300 flags |= IEEE80211_CHAN_STURBO; 1301 break; 1302 default: 1303 errx(-1, "%s: Invalid mode attribute %c\n", 1304 val, *cp); 1305 } 1306 } 1307 } 1308 return flags; 1309} 1310 1311#define IEEE80211_CHAN_HTA (IEEE80211_CHAN_HT|IEEE80211_CHAN_5GHZ) 1312#define IEEE80211_CHAN_HTG (IEEE80211_CHAN_HT|IEEE80211_CHAN_2GHZ) 1313 1314#define _APPLY(_flags, _base, _param, _v) do { \ 1315 if (_flags & IEEE80211_CHAN_HT) { \ 1316 if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ 1317 _base.params[IEEE80211_MODE_11NA]._param = _v; \ 1318 _base.params[IEEE80211_MODE_11NG]._param = _v; \ 1319 } else if (_flags & IEEE80211_CHAN_5GHZ) \ 1320 _base.params[IEEE80211_MODE_11NA]._param = _v; \ 1321 else \ 1322 _base.params[IEEE80211_MODE_11NG]._param = _v; \ 1323 } \ 1324 if (_flags & IEEE80211_CHAN_TURBO) { \ 1325 if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ 1326 _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ 1327 _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ 1328 } else if (_flags & IEEE80211_CHAN_5GHZ) \ 1329 _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ 1330 else \ 1331 _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ 1332 } \ 1333 if (_flags & IEEE80211_CHAN_STURBO) \ 1334 _base.params[IEEE80211_MODE_STURBO_A]._param = _v; \ 1335 if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ 1336 _base.params[IEEE80211_MODE_11A]._param = _v; \ 1337 if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ 1338 _base.params[IEEE80211_MODE_11G]._param = _v; \ 1339 if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ 1340 _base.params[IEEE80211_MODE_11B]._param = _v; \ 1341} while (0) 1342#define _APPLY1(_flags, _base, _param, _v) do { \ 1343 if (_flags & IEEE80211_CHAN_HT) { \ 1344 if (_flags & IEEE80211_CHAN_5GHZ) \ 1345 _base.params[IEEE80211_MODE_11NA]._param = _v; \ 1346 else \ 1347 _base.params[IEEE80211_MODE_11NG]._param = _v; \ 1348 } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A) \ 1349 _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ 1350 else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G) \ 1351 _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ 1352 else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST) \ 1353 _base.params[IEEE80211_MODE_STURBO_A]._param = _v; \ 1354 else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ 1355 _base.params[IEEE80211_MODE_11A]._param = _v; \ 1356 else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ 1357 _base.params[IEEE80211_MODE_11G]._param = _v; \ 1358 else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ 1359 _base.params[IEEE80211_MODE_11B]._param = _v; \ 1360} while (0) 1361#define _APPLY_RATE(_flags, _base, _param, _v) do { \ 1362 if (_flags & IEEE80211_CHAN_HT) { \ 1363 if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ 1364 _base.params[IEEE80211_MODE_11NA]._param = _v|0x80; \ 1365 _base.params[IEEE80211_MODE_11NG]._param = _v|0x80; \ 1366 } else if (_flags & IEEE80211_CHAN_5GHZ) \ 1367 _base.params[IEEE80211_MODE_11NA]._param = _v|0x80; \ 1368 else \ 1369 _base.params[IEEE80211_MODE_11NG]._param = _v|0x80; \ 1370 } \ 1371 if (_flags & IEEE80211_CHAN_TURBO) { \ 1372 if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ 1373 _base.params[IEEE80211_MODE_TURBO_A]._param = 2*_v; \ 1374 _base.params[IEEE80211_MODE_TURBO_G]._param = 2*_v; \ 1375 } else if (_flags & IEEE80211_CHAN_5GHZ) \ 1376 _base.params[IEEE80211_MODE_TURBO_A]._param = 2*_v; \ 1377 else \ 1378 _base.params[IEEE80211_MODE_TURBO_G]._param = 2*_v; \ 1379 } \ 1380 if (_flags & IEEE80211_CHAN_STURBO) \ 1381 _base.params[IEEE80211_MODE_STURBO_A]._param = 2*_v; \ 1382 if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ 1383 _base.params[IEEE80211_MODE_11A]._param = 2*_v; \ 1384 if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ 1385 _base.params[IEEE80211_MODE_11G]._param = (_v == 5 ? 11 : 2*_v);\ 1386 if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ 1387 _base.params[IEEE80211_MODE_11B]._param = (_v == 5 ? 11 : 2*_v);\ 1388} while (0) 1389#define _APPLY_RATE1(_flags, _base, _param, _v) do { \ 1390 if (_flags & IEEE80211_CHAN_HT) { \ 1391 if (_flags & IEEE80211_CHAN_5GHZ) \ 1392 _base.params[IEEE80211_MODE_11NA]._param = _v|0x80; \ 1393 else \ 1394 _base.params[IEEE80211_MODE_11NG]._param = _v|0x80; \ 1395 } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A) \ 1396 _base.params[IEEE80211_MODE_TURBO_A]._param = 2*_v; \ 1397 else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G) \ 1398 _base.params[IEEE80211_MODE_TURBO_G]._param = 2*_v; \ 1399 else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST) \ 1400 _base.params[IEEE80211_MODE_STURBO_A]._param = 2*_v; \ 1401 else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ 1402 _base.params[IEEE80211_MODE_11A]._param = 2*_v; \ 1403 else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ 1404 _base.params[IEEE80211_MODE_11G]._param = (_v == 5 ? 11 : 2*_v);\ 1405 else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ 1406 _base.params[IEEE80211_MODE_11B]._param = (_v == 5 ? 11 : 2*_v);\ 1407} while (0) 1408 1409static 1410DECL_CMD_FUNC(set80211roamrssi, val, d) 1411{ 1412 double v = atof(val); 1413 int rssi, flags; 1414 1415 rssi = (int) (2*v); 1416 if (rssi != 2*v) 1417 errx(-1, "invalid rssi (must be .5 dBm units)"); 1418 flags = getmodeflags(val); 1419 getroam(s); 1420 if (flags == 0) { /* NB: no flags => current channel */ 1421 flags = getcurchan(s)->ic_flags; 1422 _APPLY1(flags, roamparams, rssi, rssi); 1423 } else 1424 _APPLY(flags, roamparams, rssi, rssi); 1425 callback_register(setroam_cb, &roamparams); 1426} 1427 1428static 1429DECL_CMD_FUNC(set80211roamrate, val, d) 1430{ 1431 int v = atoi(val), flags; 1432 1433 flags = getmodeflags(val); 1434 getroam(s); 1435 if (flags == 0) { /* NB: no flags => current channel */ 1436 flags = getcurchan(s)->ic_flags; 1437 _APPLY_RATE1(flags, roamparams, rate, v); 1438 } else 1439 _APPLY_RATE(flags, roamparams, rate, v); 1440 callback_register(setroam_cb, &roamparams); 1441} 1442 1443static 1444DECL_CMD_FUNC(set80211mcastrate, val, d) 1445{ 1446 int v = atoi(val), flags; 1447 1448 flags = getmodeflags(val); 1449 gettxparams(s); 1450 if (flags == 0) { /* NB: no flags => current channel */ 1451 flags = getcurchan(s)->ic_flags; 1452 _APPLY_RATE1(flags, txparams, mcastrate, v); 1453 } else 1454 _APPLY_RATE(flags, txparams, mcastrate, v); 1455 callback_register(settxparams_cb, &txparams); 1456} 1457 1458static 1459DECL_CMD_FUNC(set80211mgtrate, val, d) 1460{ 1461 int v = atoi(val), flags; 1462 1463 flags = getmodeflags(val); 1464 gettxparams(s); 1465 if (flags == 0) { /* NB: no flags => current channel */ 1466 flags = getcurchan(s)->ic_flags; 1467 _APPLY_RATE1(flags, txparams, mgmtrate, v); 1468 } else 1469 _APPLY_RATE(flags, txparams, mgmtrate, v); 1470 callback_register(settxparams_cb, &txparams); 1471} 1472 1473static 1474DECL_CMD_FUNC(set80211ucastrate, val, d) 1475{ 1476 int v, flags; 1477 1478 gettxparams(s); 1479 flags = getmodeflags(val); 1480 if (isanyarg(val)) { 1481 if (flags == 0) { /* NB: no flags => current channel */ 1482 flags = getcurchan(s)->ic_flags; 1483 _APPLY1(flags, txparams, ucastrate, 1484 IEEE80211_FIXED_RATE_NONE); 1485 } else 1486 _APPLY(flags, txparams, ucastrate, 1487 IEEE80211_FIXED_RATE_NONE); 1488 } else { 1489 v = atoi(val); 1490 if (flags == 0) { /* NB: no flags => current channel */ 1491 flags = getcurchan(s)->ic_flags; 1492 _APPLY_RATE1(flags, txparams, ucastrate, v); 1493 } else 1494 _APPLY_RATE(flags, txparams, ucastrate, v); 1495 } 1496 callback_register(settxparams_cb, &txparams); 1497} 1498 1499static 1500DECL_CMD_FUNC(set80211maxretry, val, d) 1501{ 1502 int v = atoi(val), flags; 1503 1504 flags = getmodeflags(val); 1505 gettxparams(s); 1506 if (flags == 0) { /* NB: no flags => current channel */ 1507 flags = getcurchan(s)->ic_flags; 1508 _APPLY1(flags, txparams, maxretry, v); 1509 } else 1510 _APPLY(flags, txparams, maxretry, v); 1511 callback_register(settxparams_cb, &txparams); 1512} 1513#undef _APPLY_RATE 1514#undef _APPLY 1515#undef IEEE80211_CHAN_HTA 1516#undef IEEE80211_CHAN_HTG 1517 1518static 1519DECL_CMD_FUNC(set80211fragthreshold, val, d) 1520{ 1521 set80211(s, IEEE80211_IOC_FRAGTHRESHOLD, 1522 isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL); 1523} 1524 1525static 1526DECL_CMD_FUNC(set80211bmissthreshold, val, d) 1527{ 1528 set80211(s, IEEE80211_IOC_BMISSTHRESHOLD, 1529 isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL); 1530} 1531 1532static void 1533set80211burst(const char *val, int d, int s, const struct afswtch *rafp) 1534{ 1535 set80211(s, IEEE80211_IOC_BURST, d, 0, NULL); 1536} 1537 1538static void 1539set80211doth(const char *val, int d, int s, const struct afswtch *rafp) 1540{ 1541 set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL); 1542} 1543 1544static void 1545set80211dfs(const char *val, int d, int s, const struct afswtch *rafp) 1546{ 1547 set80211(s, IEEE80211_IOC_DFS, d, 0, NULL); 1548} 1549 1550static void 1551set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp) 1552{ 1553 set80211(s, IEEE80211_IOC_SHORTGI, 1554 d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0, 1555 0, NULL); 1556} 1557 1558static void 1559set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp) 1560{ 1561 int ampdu; 1562 1563 if (get80211val(s, IEEE80211_IOC_AMPDU, &du) < 0) 1564 errx(-1, "cannot get AMPDU setting"); 1565 if (d < 0) { 1566 d = -d; 1567 ampdu &= ~d; 1568 } else 1569 ampdu |= d; 1570 set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL); 1571} 1572 1573static 1574DECL_CMD_FUNC(set80211ampdulimit, val, d) 1575{ 1576 int v; 1577 1578 switch (atoi(val)) { 1579 case 8: 1580 case 8*1024: 1581 v = IEEE80211_HTCAP_MAXRXAMPDU_8K; 1582 break; 1583 case 16: 1584 case 16*1024: 1585 v = IEEE80211_HTCAP_MAXRXAMPDU_16K; 1586 break; 1587 case 32: 1588 case 32*1024: 1589 v = IEEE80211_HTCAP_MAXRXAMPDU_32K; 1590 break; 1591 case 64: 1592 case 64*1024: 1593 v = IEEE80211_HTCAP_MAXRXAMPDU_64K; 1594 break; 1595 default: 1596 errx(-1, "invalid A-MPDU limit %s", val); 1597 } 1598 set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL); 1599} 1600 1601static 1602DECL_CMD_FUNC(set80211ampdudensity, val, d) 1603{ 1604 int v; 1605 1606 if (isanyarg(val) || strcasecmp(val, "na") == 0) 1607 v = IEEE80211_HTCAP_MPDUDENSITY_NA; 1608 else switch ((int)(atof(val)*4)) { 1609 case 0: 1610 v = IEEE80211_HTCAP_MPDUDENSITY_NA; 1611 break; 1612 case 1: 1613 v = IEEE80211_HTCAP_MPDUDENSITY_025; 1614 break; 1615 case 2: 1616 v = IEEE80211_HTCAP_MPDUDENSITY_05; 1617 break; 1618 case 4: 1619 v = IEEE80211_HTCAP_MPDUDENSITY_1; 1620 break; 1621 case 8: 1622 v = IEEE80211_HTCAP_MPDUDENSITY_2; 1623 break; 1624 case 16: 1625 v = IEEE80211_HTCAP_MPDUDENSITY_4; 1626 break; 1627 case 32: 1628 v = IEEE80211_HTCAP_MPDUDENSITY_8; 1629 break; 1630 case 64: 1631 v = IEEE80211_HTCAP_MPDUDENSITY_16; 1632 break; 1633 default: 1634 errx(-1, "invalid A-MPDU density %s", val); 1635 } 1636 set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL); 1637} 1638 1639static void 1640set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp) 1641{ 1642 int amsdu; 1643 1644 if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0) 1645 errx(-1, "cannot get AMSDU setting"); 1646 if (d < 0) { 1647 d = -d; 1648 amsdu &= ~d; 1649 } else 1650 amsdu |= d; 1651 set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL); 1652} 1653 1654static 1655DECL_CMD_FUNC(set80211amsdulimit, val, d) 1656{ 1657 set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL); 1658} 1659 1660static void 1661set80211puren(const char *val, int d, int s, const struct afswtch *rafp) 1662{ 1663 set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL); 1664} 1665 1666static void 1667set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp) 1668{ 1669 set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL); 1670} 1671 1672static void 1673set80211htconf(const char *val, int d, int s, const struct afswtch *rafp) 1674{ 1675 set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL); 1676 htconf = d; 1677} 1678 1679static void 1680set80211dwds(const char *val, int d, int s, const struct afswtch *rafp) 1681{ 1682 set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL); 1683} 1684 1685static void 1686set80211inact(const char *val, int d, int s, const struct afswtch *rafp) 1687{ 1688 set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL); 1689} 1690 1691static void 1692set80211tsn(const char *val, int d, int s, const struct afswtch *rafp) 1693{ 1694 set80211(s, IEEE80211_IOC_TSN, d, 0, NULL); 1695} 1696 1697static void 1698set80211dotd(const char *val, int d, int s, const struct afswtch *rafp) 1699{ 1700 set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL); 1701} 1702 1703static void 1704set80211smps(const char *val, int d, int s, const struct afswtch *rafp) 1705{ 1706 set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL); 1707} 1708 1709static void 1710set80211rifs(const char *val, int d, int s, const struct afswtch *rafp) 1711{ 1712 set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL); 1713} 1714 1715static int 1716regdomain_sort(const void *a, const void *b) 1717{ 1718#define CHAN_ALL \ 1719 (IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER) 1720 const struct ieee80211_channel *ca = a; 1721 const struct ieee80211_channel *cb = b; 1722 1723 return ca->ic_freq == cb->ic_freq ? 1724 (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) : 1725 ca->ic_freq - cb->ic_freq; 1726#undef CHAN_ALL 1727} 1728 1729static const struct ieee80211_channel * 1730chanlookup(const struct ieee80211_channel chans[], int nchans, 1731 int freq, int flags) 1732{ 1733 int i; 1734 1735 flags &= IEEE80211_CHAN_ALLTURBO; 1736 for (i = 0; i < nchans; i++) { 1737 const struct ieee80211_channel *c = &chans[i]; 1738 if (c->ic_freq == freq && 1739 (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags) 1740 return c; 1741 } 1742 return NULL; 1743} 1744 1745static void 1746regdomain_addchans(struct ieee80211req_chaninfo *ci, 1747 const netband_head *bands, 1748 const struct ieee80211_regdomain *reg, 1749 uint32_t chanFlags, 1750 const struct ieee80211req_chaninfo *avail) 1751{ 1752 const struct netband *nb; 1753 const struct freqband *b; 1754 struct ieee80211_channel *c, *prev; 1755 int freq, channelSep; 1756 1757 channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40; 1758 LIST_FOREACH(nb, bands, next) { 1759 b = nb->band; 1760 if (verbose) 1761 printf("%s: chanFlags 0x%x b %p\n", 1762 __func__, chanFlags, b); 1763 prev = NULL; 1764 for (freq = b->freqStart; freq <= b->freqEnd; freq += b->chanSep) { 1765 uint32_t flags = nb->flags | b->flags; 1766 1767 /* check if device can operate on this frequency */ 1768 if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, chanFlags) == NULL) { 1769 if (verbose) 1770 printf("%u: skip, flags 0x%x not available\n", freq, chanFlags); 1771 continue; 1772 } 1773 if ((flags & IEEE80211_CHAN_HALF) && 1774 (chanFlags & IEEE80211_CHAN_HALF) == 0) { 1775 if (verbose) 1776 printf("%u: skip, device does not support half-rate channels\n", freq); 1777 continue; 1778 } 1779 if ((flags & IEEE80211_CHAN_QUARTER) && 1780 (chanFlags & IEEE80211_CHAN_QUARTER) == 0) { 1781 if (verbose) 1782 printf("%u: skip, device does not support quarter-rate channels\n", freq); 1783 continue; 1784 } 1785 if ((flags & IEEE80211_CHAN_HT20) && 1786 (chanFlags & IEEE80211_CHAN_HT20) == 0) { 1787 if (verbose) 1788 printf("%u: skip, device does not support HT20 operation\n", freq); 1789 continue; 1790 } 1791 if ((flags & IEEE80211_CHAN_HT40) && 1792 (chanFlags & IEEE80211_CHAN_HT40) == 0) { 1793 if (verbose) 1794 printf("%u: skip, device does not support HT40 operation\n", freq); 1795 continue; 1796 } 1797 if ((flags & REQ_ECM) && !reg->ecm) { 1798 if (verbose) 1799 printf("%u: skip, ECM channel\n", freq); 1800 continue; 1801 } 1802 if ((flags & REQ_OUTDOOR) && reg->location == 'I') { 1803 if (verbose) 1804 printf("%u: skip, outdoor channel\n", freq); 1805 continue; 1806 } 1807 if ((flags & IEEE80211_CHAN_HT40) && 1808 prev != NULL && (freq - prev->ic_freq) < channelSep) { 1809 if (verbose) 1810 printf("%u: skip, only %u channel " 1811 "separation, need %d\n", freq, 1812 freq - prev->ic_freq, channelSep); 1813 continue; 1814 } 1815 if (ci->ic_nchans == IEEE80211_CHAN_MAX) { 1816 if (verbose) 1817 printf("%u: skip, channel table full\n", freq); 1818 break; 1819 } 1820 c = &ci->ic_chans[ci->ic_nchans++]; 1821 c->ic_freq = freq; 1822 c->ic_flags = chanFlags | 1823 (flags &~ (REQ_FLAGS | IEEE80211_CHAN_HT40)); 1824 if (c->ic_flags & IEEE80211_CHAN_DFS) 1825 c->ic_maxregpower = nb->maxPowerDFS; 1826 else 1827 c->ic_maxregpower = nb->maxPower; 1828 if (verbose) 1829 printf("[%3d] add freq %u flags 0x%x power %u\n", 1830 ci->ic_nchans-1, c->ic_freq, c->ic_flags, 1831 c->ic_maxregpower); 1832 /* NB: kernel fills in other fields */ 1833 prev = c; 1834 } 1835 } 1836} 1837 1838static void 1839regdomain_makechannels( 1840 struct ieee80211_regdomain_req *req, 1841 const struct ieee80211_devcaps_req *dc) 1842{ 1843 struct regdata *rdp = getregdata(); 1844 const struct country *cc; 1845 const struct ieee80211_regdomain *reg = &req->rd; 1846 struct ieee80211req_chaninfo *ci = &req->chaninfo; 1847 const struct regdomain *rd; 1848 1849 /* 1850 * Locate construction table for new channel list. We treat 1851 * the regdomain/SKU as definitive so a country can be in 1852 * multiple with different properties (e.g. US in FCC+FCC3). 1853 * If no regdomain is specified then we fallback on the country 1854 * code to find the associated regdomain since countries always 1855 * belong to at least one regdomain. 1856 */ 1857 if (reg->regdomain == 0) { 1858 cc = lib80211_country_findbycc(rdp, reg->country); 1859 if (cc == NULL) 1860 errx(1, "internal error, country %d not found", 1861 reg->country); 1862 rd = cc->rd; 1863 } else 1864 rd = lib80211_regdomain_findbysku(rdp, reg->regdomain); 1865 if (rd == NULL) 1866 errx(1, "internal error, regdomain %d not found", 1867 reg->regdomain); 1868 if (rd->sku != SKU_DEBUG) { 1869 memset(ci, 0, sizeof(*ci)); 1870 if (!LIST_EMPTY(&rd->bands_11b)) 1871 regdomain_addchans(ci, &rd->bands_11b, reg, 1872 IEEE80211_CHAN_B, &dc->dc_chaninfo); 1873 if (!LIST_EMPTY(&rd->bands_11g)) 1874 regdomain_addchans(ci, &rd->bands_11g, reg, 1875 IEEE80211_CHAN_G, &dc->dc_chaninfo); 1876 if (!LIST_EMPTY(&rd->bands_11a)) 1877 regdomain_addchans(ci, &rd->bands_11a, reg, 1878 IEEE80211_CHAN_A, &dc->dc_chaninfo); 1879 if (!LIST_EMPTY(&rd->bands_11na)) { 1880 regdomain_addchans(ci, &rd->bands_11na, reg, 1881 IEEE80211_CHAN_A | IEEE80211_CHAN_HT20, 1882 &dc->dc_chaninfo); 1883 regdomain_addchans(ci, &rd->bands_11na, reg, 1884 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U, 1885 &dc->dc_chaninfo); 1886 regdomain_addchans(ci, &rd->bands_11na, reg, 1887 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D, 1888 &dc->dc_chaninfo); 1889 } 1890 if (!LIST_EMPTY(&rd->bands_11ng)) { 1891 regdomain_addchans(ci, &rd->bands_11ng, reg, 1892 IEEE80211_CHAN_G | IEEE80211_CHAN_HT20, 1893 &dc->dc_chaninfo); 1894 regdomain_addchans(ci, &rd->bands_11ng, reg, 1895 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U, 1896 &dc->dc_chaninfo); 1897 regdomain_addchans(ci, &rd->bands_11ng, reg, 1898 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D, 1899 &dc->dc_chaninfo); 1900 } 1901 qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]), 1902 regdomain_sort); 1903 } else 1904 *ci = dc->dc_chaninfo; 1905} 1906 1907static void 1908list_countries(void) 1909{ 1910 struct regdata *rdp = getregdata(); 1911 const struct country *cp; 1912 const struct regdomain *dp; 1913 int i; 1914 1915 i = 0; 1916 printf("\nCountry codes:\n"); 1917 LIST_FOREACH(cp, &rdp->countries, next) { 1918 printf("%2s %-15.15s%s", cp->isoname, 1919 cp->name, ((i+1)%4) == 0 ? "\n" : " "); 1920 i++; 1921 } 1922 i = 0; 1923 printf("\nRegulatory domains:\n"); 1924 LIST_FOREACH(dp, &rdp->domains, next) { 1925 printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " "); 1926 i++; 1927 } 1928 printf("\n"); 1929} 1930 1931static void 1932defaultcountry(const struct regdomain *rd) 1933{ 1934 struct regdata *rdp = getregdata(); 1935 const struct country *cc; 1936 1937 cc = lib80211_country_findbycc(rdp, rd->cc->code); 1938 if (cc == NULL) 1939 errx(1, "internal error, ISO country code %d not " 1940 "defined for regdomain %s", rd->cc->code, rd->name); 1941 regdomain.country = cc->code; 1942 regdomain.isocc[0] = cc->isoname[0]; 1943 regdomain.isocc[1] = cc->isoname[1]; 1944} 1945 1946static 1947DECL_CMD_FUNC(set80211regdomain, val, d) 1948{ 1949 struct regdata *rdp = getregdata(); 1950 const struct regdomain *rd; 1951 1952 rd = lib80211_regdomain_findbyname(rdp, val); 1953 if (rd == NULL) { 1954 rd = lib80211_regdomain_findbysku(rdp, atoi(val)); 1955 if (rd == NULL) 1956 errx(1, "unknown regdomain %s", val); 1957 } 1958 getregdomain(s); 1959 regdomain.regdomain = rd->sku; 1960 if (regdomain.country == 0 && rd->cc != NULL) { 1961 /* 1962 * No country code setup and there's a default 1963 * one for this regdomain fill it in. 1964 */ 1965 defaultcountry(rd); 1966 } 1967 callback_register(setregdomain_cb, ®domain); 1968} 1969 1970static 1971DECL_CMD_FUNC(set80211country, val, d) 1972{ 1973 struct regdata *rdp = getregdata(); 1974 const struct country *cc; 1975 1976 cc = lib80211_country_findbyname(rdp, val); 1977 if (cc == NULL) { 1978 cc = lib80211_country_findbycc(rdp, atoi(val)); 1979 if (cc == NULL) 1980 errx(1, "unknown ISO country code %s", val); 1981 } 1982 getregdomain(s); 1983 regdomain.regdomain = cc->rd->sku; 1984 regdomain.country = cc->code; 1985 regdomain.isocc[0] = cc->isoname[0]; 1986 regdomain.isocc[1] = cc->isoname[1]; 1987 callback_register(setregdomain_cb, ®domain); 1988} 1989 1990static void 1991set80211location(const char *val, int d, int s, const struct afswtch *rafp) 1992{ 1993 getregdomain(s); 1994 regdomain.location = d; 1995 callback_register(setregdomain_cb, ®domain); 1996} 1997 1998static void 1999set80211ecm(const char *val, int d, int s, const struct afswtch *rafp) 2000{ 2001 getregdomain(s); 2002 regdomain.ecm = d; 2003 callback_register(setregdomain_cb, ®domain); 2004} 2005 2006static void 2007LINE_INIT(char c) 2008{ 2009 spacer = c; 2010 if (c == '\t') 2011 col = 8; 2012 else 2013 col = 1; 2014} 2015 2016static void 2017LINE_BREAK(void) 2018{ 2019 if (spacer != '\t') { 2020 printf("\n"); 2021 spacer = '\t'; 2022 } 2023 col = 8; /* 8-col tab */ 2024} 2025 2026static void 2027LINE_CHECK(const char *fmt, ...) 2028{ 2029 char buf[80]; 2030 va_list ap; 2031 int n; 2032 2033 va_start(ap, fmt); 2034 n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap); 2035 va_end(ap); 2036 col += 1+n; 2037 if (col > MAXCOL) { 2038 LINE_BREAK(); 2039 col += n; 2040 } 2041 buf[0] = spacer; 2042 printf("%s", buf); 2043 spacer = ' '; 2044} 2045 2046static int 2047getmaxrate(const uint8_t rates[15], uint8_t nrates) 2048{ 2049 int i, maxrate = -1; 2050 2051 for (i = 0; i < nrates; i++) { 2052 int rate = rates[i] & IEEE80211_RATE_VAL; 2053 if (rate > maxrate) 2054 maxrate = rate; 2055 } 2056 return maxrate / 2; 2057} 2058 2059static const char * 2060getcaps(int capinfo) 2061{ 2062 static char capstring[32]; 2063 char *cp = capstring; 2064 2065 if (capinfo & IEEE80211_CAPINFO_ESS) 2066 *cp++ = 'E'; 2067 if (capinfo & IEEE80211_CAPINFO_IBSS) 2068 *cp++ = 'I'; 2069 if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE) 2070 *cp++ = 'c'; 2071 if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ) 2072 *cp++ = 'C'; 2073 if (capinfo & IEEE80211_CAPINFO_PRIVACY) 2074 *cp++ = 'P'; 2075 if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE) 2076 *cp++ = 'S'; 2077 if (capinfo & IEEE80211_CAPINFO_PBCC) 2078 *cp++ = 'B'; 2079 if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY) 2080 *cp++ = 'A'; 2081 if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME) 2082 *cp++ = 's'; 2083 if (capinfo & IEEE80211_CAPINFO_RSN) 2084 *cp++ = 'R'; 2085 if (capinfo & IEEE80211_CAPINFO_DSSSOFDM) 2086 *cp++ = 'D'; 2087 *cp = '\0'; 2088 return capstring; 2089} 2090 2091static const char * 2092getflags(int flags) 2093{ 2094 static char flagstring[32]; 2095 char *cp = flagstring; 2096 2097 if (flags & IEEE80211_NODE_AUTH) 2098 *cp++ = 'A'; 2099 if (flags & IEEE80211_NODE_QOS) 2100 *cp++ = 'Q'; 2101 if (flags & IEEE80211_NODE_ERP) 2102 *cp++ = 'E'; 2103 if (flags & IEEE80211_NODE_PWR_MGT) 2104 *cp++ = 'P'; 2105 if (flags & IEEE80211_NODE_HT) { 2106 *cp++ = 'H'; 2107 if (flags & IEEE80211_NODE_HTCOMPAT) 2108 *cp++ = '+'; 2109 } 2110 if (flags & IEEE80211_NODE_WPS) 2111 *cp++ = 'W'; 2112 if (flags & IEEE80211_NODE_TSN) 2113 *cp++ = 'N'; 2114 if (flags & IEEE80211_NODE_AMPDU_TX) 2115 *cp++ = 'T'; 2116 if (flags & IEEE80211_NODE_AMPDU_RX) 2117 *cp++ = 'R'; 2118 if (flags & IEEE80211_NODE_MIMO_PS) { 2119 *cp++ = 'M'; 2120 if (flags & IEEE80211_NODE_MIMO_RTS) 2121 *cp++ = '+'; 2122 } 2123 if (flags & IEEE80211_NODE_RIFS) 2124 *cp++ = 'I'; 2125 *cp = '\0'; 2126 return flagstring; 2127} 2128 2129static void 2130printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen) 2131{ 2132 printf("%s", tag); 2133 if (verbose) { 2134 maxlen -= strlen(tag)+2; 2135 if (2*ielen > maxlen) 2136 maxlen--; 2137 printf("<"); 2138 for (; ielen > 0; ie++, ielen--) { 2139 if (maxlen-- <= 0) 2140 break; 2141 printf("%02x", *ie); 2142 } 2143 if (ielen != 0) 2144 printf("-"); 2145 printf(">"); 2146 } 2147} 2148 2149#define LE_READ_2(p) \ 2150 ((u_int16_t) \ 2151 ((((const u_int8_t *)(p))[0] ) | \ 2152 (((const u_int8_t *)(p))[1] << 8))) 2153#define LE_READ_4(p) \ 2154 ((u_int32_t) \ 2155 ((((const u_int8_t *)(p))[0] ) | \ 2156 (((const u_int8_t *)(p))[1] << 8) | \ 2157 (((const u_int8_t *)(p))[2] << 16) | \ 2158 (((const u_int8_t *)(p))[3] << 24))) 2159 2160/* 2161 * NB: The decoding routines assume a properly formatted ie 2162 * which should be safe as the kernel only retains them 2163 * if they parse ok. 2164 */ 2165 2166static void 2167printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2168{ 2169#define MS(_v, _f) (((_v) & _f) >> _f##_S) 2170 static const char *acnames[] = { "BE", "BK", "VO", "VI" }; 2171 const struct ieee80211_wme_param *wme = 2172 (const struct ieee80211_wme_param *) ie; 2173 int i; 2174 2175 printf("%s", tag); 2176 if (!verbose) 2177 return; 2178 printf("<qosinfo 0x%x", wme->param_qosInfo); 2179 ie += offsetof(struct ieee80211_wme_param, params_acParams); 2180 for (i = 0; i < WME_NUM_AC; i++) { 2181 const struct ieee80211_wme_acparams *ac = 2182 &wme->params_acParams[i]; 2183 2184 printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]" 2185 , acnames[i] 2186 , MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : "" 2187 , MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN) 2188 , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN) 2189 , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX) 2190 , LE_READ_2(&ac->acp_txop) 2191 ); 2192 } 2193 printf(">"); 2194#undef MS 2195} 2196 2197static void 2198printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2199{ 2200 printf("%s", tag); 2201 if (verbose) { 2202 const struct ieee80211_wme_info *wme = 2203 (const struct ieee80211_wme_info *) ie; 2204 printf("<version 0x%x info 0x%x>", 2205 wme->wme_version, wme->wme_info); 2206 } 2207} 2208 2209static void 2210printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2211{ 2212 printf("%s", tag); 2213 if (verbose) { 2214 const struct ieee80211_ie_htcap *htcap = 2215 (const struct ieee80211_ie_htcap *) ie; 2216 const char *sep; 2217 int i, j; 2218 2219 printf("<cap 0x%x param 0x%x", 2220 LE_READ_2(&htcap->hc_cap), htcap->hc_param); 2221 printf(" mcsset["); 2222 sep = ""; 2223 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++) 2224 if (isset(htcap->hc_mcsset, i)) { 2225 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++) 2226 if (isclr(htcap->hc_mcsset, j)) 2227 break; 2228 j--; 2229 if (i == j) 2230 printf("%s%u", sep, i); 2231 else 2232 printf("%s%u-%u", sep, i, j); 2233 i += j-i; 2234 sep = ","; 2235 } 2236 printf("] extcap 0x%x txbf 0x%x antenna 0x%x>", 2237 LE_READ_2(&htcap->hc_extcap), 2238 LE_READ_4(&htcap->hc_txbf), 2239 htcap->hc_antenna); 2240 } 2241} 2242 2243static void 2244printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2245{ 2246 printf("%s", tag); 2247 if (verbose) { 2248 const struct ieee80211_ie_htinfo *htinfo = 2249 (const struct ieee80211_ie_htinfo *) ie; 2250 const char *sep; 2251 int i, j; 2252 2253 printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel, 2254 htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3, 2255 LE_READ_2(&htinfo->hi_byte45)); 2256 printf(" basicmcs["); 2257 sep = ""; 2258 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++) 2259 if (isset(htinfo->hi_basicmcsset, i)) { 2260 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++) 2261 if (isclr(htinfo->hi_basicmcsset, j)) 2262 break; 2263 j--; 2264 if (i == j) 2265 printf("%s%u", sep, i); 2266 else 2267 printf("%s%u-%u", sep, i, j); 2268 i += j-i; 2269 sep = ","; 2270 } 2271 printf("]>"); 2272 } 2273} 2274 2275static void 2276printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2277{ 2278 2279 printf("%s", tag); 2280 if (verbose) { 2281 const struct ieee80211_ath_ie *ath = 2282 (const struct ieee80211_ath_ie *)ie; 2283 2284 printf("<"); 2285 if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME) 2286 printf("DTURBO,"); 2287 if (ath->ath_capability & ATHEROS_CAP_COMPRESSION) 2288 printf("COMP,"); 2289 if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME) 2290 printf("FF,"); 2291 if (ath->ath_capability & ATHEROS_CAP_XR) 2292 printf("XR,"); 2293 if (ath->ath_capability & ATHEROS_CAP_AR) 2294 printf("AR,"); 2295 if (ath->ath_capability & ATHEROS_CAP_BURST) 2296 printf("BURST,"); 2297 if (ath->ath_capability & ATHEROS_CAP_WME) 2298 printf("WME,"); 2299 if (ath->ath_capability & ATHEROS_CAP_BOOST) 2300 printf("BOOST,"); 2301 printf("0x%x>", LE_READ_2(ath->ath_defkeyix)); 2302 } 2303} 2304 2305static const char * 2306wpa_cipher(const u_int8_t *sel) 2307{ 2308#define WPA_SEL(x) (((x)<<24)|WPA_OUI) 2309 u_int32_t w = LE_READ_4(sel); 2310 2311 switch (w) { 2312 case WPA_SEL(WPA_CSE_NULL): 2313 return "NONE"; 2314 case WPA_SEL(WPA_CSE_WEP40): 2315 return "WEP40"; 2316 case WPA_SEL(WPA_CSE_WEP104): 2317 return "WEP104"; 2318 case WPA_SEL(WPA_CSE_TKIP): 2319 return "TKIP"; 2320 case WPA_SEL(WPA_CSE_CCMP): 2321 return "AES-CCMP"; 2322 } 2323 return "?"; /* NB: so 1<< is discarded */ 2324#undef WPA_SEL 2325} 2326 2327static const char * 2328wpa_keymgmt(const u_int8_t *sel) 2329{ 2330#define WPA_SEL(x) (((x)<<24)|WPA_OUI) 2331 u_int32_t w = LE_READ_4(sel); 2332 2333 switch (w) { 2334 case WPA_SEL(WPA_ASE_8021X_UNSPEC): 2335 return "8021X-UNSPEC"; 2336 case WPA_SEL(WPA_ASE_8021X_PSK): 2337 return "8021X-PSK"; 2338 case WPA_SEL(WPA_ASE_NONE): 2339 return "NONE"; 2340 } 2341 return "?"; 2342#undef WPA_SEL 2343} 2344 2345static void 2346printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2347{ 2348 u_int8_t len = ie[1]; 2349 2350 printf("%s", tag); 2351 if (verbose) { 2352 const char *sep; 2353 int n; 2354 2355 ie += 6, len -= 4; /* NB: len is payload only */ 2356 2357 printf("<v%u", LE_READ_2(ie)); 2358 ie += 2, len -= 2; 2359 2360 printf(" mc:%s", wpa_cipher(ie)); 2361 ie += 4, len -= 4; 2362 2363 /* unicast ciphers */ 2364 n = LE_READ_2(ie); 2365 ie += 2, len -= 2; 2366 sep = " uc:"; 2367 for (; n > 0; n--) { 2368 printf("%s%s", sep, wpa_cipher(ie)); 2369 ie += 4, len -= 4; 2370 sep = "+"; 2371 } 2372 2373 /* key management algorithms */ 2374 n = LE_READ_2(ie); 2375 ie += 2, len -= 2; 2376 sep = " km:"; 2377 for (; n > 0; n--) { 2378 printf("%s%s", sep, wpa_keymgmt(ie)); 2379 ie += 4, len -= 4; 2380 sep = "+"; 2381 } 2382 2383 if (len > 2) /* optional capabilities */ 2384 printf(", caps 0x%x", LE_READ_2(ie)); 2385 printf(">"); 2386 } 2387} 2388 2389static const char * 2390rsn_cipher(const u_int8_t *sel) 2391{ 2392#define RSN_SEL(x) (((x)<<24)|RSN_OUI) 2393 u_int32_t w = LE_READ_4(sel); 2394 2395 switch (w) { 2396 case RSN_SEL(RSN_CSE_NULL): 2397 return "NONE"; 2398 case RSN_SEL(RSN_CSE_WEP40): 2399 return "WEP40"; 2400 case RSN_SEL(RSN_CSE_WEP104): 2401 return "WEP104"; 2402 case RSN_SEL(RSN_CSE_TKIP): 2403 return "TKIP"; 2404 case RSN_SEL(RSN_CSE_CCMP): 2405 return "AES-CCMP"; 2406 case RSN_SEL(RSN_CSE_WRAP): 2407 return "AES-OCB"; 2408 } 2409 return "?"; 2410#undef WPA_SEL 2411} 2412 2413static const char * 2414rsn_keymgmt(const u_int8_t *sel) 2415{ 2416#define RSN_SEL(x) (((x)<<24)|RSN_OUI) 2417 u_int32_t w = LE_READ_4(sel); 2418 2419 switch (w) { 2420 case RSN_SEL(RSN_ASE_8021X_UNSPEC): 2421 return "8021X-UNSPEC"; 2422 case RSN_SEL(RSN_ASE_8021X_PSK): 2423 return "8021X-PSK"; 2424 case RSN_SEL(RSN_ASE_NONE): 2425 return "NONE"; 2426 } 2427 return "?"; 2428#undef RSN_SEL 2429} 2430 2431static void 2432printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2433{ 2434 printf("%s", tag); 2435 if (verbose) { 2436 const char *sep; 2437 int n; 2438 2439 ie += 2, ielen -= 2; 2440 2441 printf("<v%u", LE_READ_2(ie)); 2442 ie += 2, ielen -= 2; 2443 2444 printf(" mc:%s", rsn_cipher(ie)); 2445 ie += 4, ielen -= 4; 2446 2447 /* unicast ciphers */ 2448 n = LE_READ_2(ie); 2449 ie += 2, ielen -= 2; 2450 sep = " uc:"; 2451 for (; n > 0; n--) { 2452 printf("%s%s", sep, rsn_cipher(ie)); 2453 ie += 4, ielen -= 4; 2454 sep = "+"; 2455 } 2456 2457 /* key management algorithms */ 2458 n = LE_READ_2(ie); 2459 ie += 2, ielen -= 2; 2460 sep = " km:"; 2461 for (; n > 0; n--) { 2462 printf("%s%s", sep, rsn_keymgmt(ie)); 2463 ie += 4, ielen -= 4; 2464 sep = "+"; 2465 } 2466 2467 if (ielen > 2) /* optional capabilities */ 2468 printf(", caps 0x%x", LE_READ_2(ie)); 2469 /* XXXPMKID */ 2470 printf(">"); 2471 } 2472} 2473 2474/* XXX move to a public include file */ 2475#define IEEE80211_WPS_DEV_PASS_ID 0x1012 2476#define IEEE80211_WPS_SELECTED_REG 0x1041 2477#define IEEE80211_WPS_SETUP_STATE 0x1044 2478#define IEEE80211_WPS_UUID_E 0x1047 2479#define IEEE80211_WPS_VERSION 0x104a 2480 2481#define BE_READ_2(p) \ 2482 ((u_int16_t) \ 2483 ((((const u_int8_t *)(p))[1] ) | \ 2484 (((const u_int8_t *)(p))[0] << 8))) 2485 2486static void 2487printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2488{ 2489#define N(a) (sizeof(a) / sizeof(a[0])) 2490 u_int8_t len = ie[1]; 2491 2492 printf("%s", tag); 2493 if (verbose) { 2494 static const char *dev_pass_id[] = { 2495 "D", /* Default (PIN) */ 2496 "U", /* User-specified */ 2497 "M", /* Machine-specified */ 2498 "K", /* Rekey */ 2499 "P", /* PushButton */ 2500 "R" /* Registrar-specified */ 2501 }; 2502 int n; 2503 2504 ie +=6, len -= 4; /* NB: len is payload only */ 2505 2506 /* WPS IE in Beacon and Probe Resp frames have different fields */ 2507 printf("<"); 2508 while (len) { 2509 uint16_t tlv_type = BE_READ_2(ie); 2510 uint16_t tlv_len = BE_READ_2(ie + 2); 2511 2512 ie += 4, len -= 4; 2513 2514 switch (tlv_type) { 2515 case IEEE80211_WPS_VERSION: 2516 printf("v:%d.%d", *ie >> 4, *ie & 0xf); 2517 break; 2518 case IEEE80211_WPS_SETUP_STATE: 2519 /* Only 1 and 2 are valid */ 2520 if (*ie == 0 || *ie >= 3) 2521 printf(" state:B"); 2522 else 2523 printf(" st:%s", *ie == 1 ? "N" : "C"); 2524 break; 2525 case IEEE80211_WPS_SELECTED_REG: 2526 printf(" sel:%s", *ie ? "T" : "F"); 2527 break; 2528 case IEEE80211_WPS_DEV_PASS_ID: 2529 n = LE_READ_2(ie); 2530 if (n < N(dev_pass_id)) 2531 printf(" dpi:%s", dev_pass_id[n]); 2532 break; 2533 case IEEE80211_WPS_UUID_E: 2534 printf(" uuid-e:"); 2535 for (n = 0; n < (tlv_len - 1); n++) 2536 printf("%02x-", ie[n]); 2537 printf("%02x", ie[n]); 2538 break; 2539 } 2540 ie += tlv_len, len -= tlv_len; 2541 } 2542 printf(">"); 2543 } 2544#undef N 2545} 2546 2547/* 2548 * Copy the ssid string contents into buf, truncating to fit. If the 2549 * ssid is entirely printable then just copy intact. Otherwise convert 2550 * to hexadecimal. If the result is truncated then replace the last 2551 * three characters with "...". 2552 */ 2553static int 2554copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len) 2555{ 2556 const u_int8_t *p; 2557 size_t maxlen; 2558 int i; 2559 2560 if (essid_len > bufsize) 2561 maxlen = bufsize; 2562 else 2563 maxlen = essid_len; 2564 /* determine printable or not */ 2565 for (i = 0, p = essid; i < maxlen; i++, p++) { 2566 if (*p < ' ' || *p > 0x7e) 2567 break; 2568 } 2569 if (i != maxlen) { /* not printable, print as hex */ 2570 if (bufsize < 3) 2571 return 0; 2572 strlcpy(buf, "0x", bufsize); 2573 bufsize -= 2; 2574 p = essid; 2575 for (i = 0; i < maxlen && bufsize >= 2; i++) { 2576 sprintf(&buf[2+2*i], "%02x", p[i]); 2577 bufsize -= 2; 2578 } 2579 if (i != essid_len) 2580 memcpy(&buf[2+2*i-3], "...", 3); 2581 } else { /* printable, truncate as needed */ 2582 memcpy(buf, essid, maxlen); 2583 if (maxlen != essid_len) 2584 memcpy(&buf[maxlen-3], "...", 3); 2585 } 2586 return maxlen; 2587} 2588 2589static void 2590printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2591{ 2592 char ssid[2*IEEE80211_NWID_LEN+1]; 2593 2594 printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid); 2595} 2596 2597static void 2598printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2599{ 2600 const char *sep; 2601 int i; 2602 2603 printf("%s", tag); 2604 sep = "<"; 2605 for (i = 2; i < ielen; i++) { 2606 printf("%s%s%d", sep, 2607 ie[i] & IEEE80211_RATE_BASIC ? "B" : "", 2608 ie[i] & IEEE80211_RATE_VAL); 2609 sep = ","; 2610 } 2611 printf(">"); 2612} 2613 2614static void 2615printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2616{ 2617 const struct ieee80211_country_ie *cie = 2618 (const struct ieee80211_country_ie *) ie; 2619 int i, nbands, schan, nchan; 2620 2621 printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]); 2622 nbands = (cie->len - 3) / sizeof(cie->band[0]); 2623 for (i = 0; i < nbands; i++) { 2624 schan = cie->band[i].schan; 2625 nchan = cie->band[i].nchan; 2626 if (nchan != 1) 2627 printf(" %u-%u,%u", schan, schan + nchan-1, 2628 cie->band[i].maxtxpwr); 2629 else 2630 printf(" %u,%u", schan, cie->band[i].maxtxpwr); 2631 } 2632 printf(">"); 2633} 2634 2635/* unaligned little endian access */ 2636#define LE_READ_4(p) \ 2637 ((u_int32_t) \ 2638 ((((const u_int8_t *)(p))[0] ) | \ 2639 (((const u_int8_t *)(p))[1] << 8) | \ 2640 (((const u_int8_t *)(p))[2] << 16) | \ 2641 (((const u_int8_t *)(p))[3] << 24))) 2642 2643static __inline int 2644iswpaoui(const u_int8_t *frm) 2645{ 2646 return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI); 2647} 2648 2649static __inline int 2650iswmeinfo(const u_int8_t *frm) 2651{ 2652 return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) && 2653 frm[6] == WME_INFO_OUI_SUBTYPE; 2654} 2655 2656static __inline int 2657iswmeparam(const u_int8_t *frm) 2658{ 2659 return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) && 2660 frm[6] == WME_PARAM_OUI_SUBTYPE; 2661} 2662 2663static __inline int 2664isatherosoui(const u_int8_t *frm) 2665{ 2666 return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI); 2667} 2668 2669static __inline int 2670iswpsoui(const uint8_t *frm) 2671{ 2672 return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI); 2673} 2674 2675static const char * 2676iename(int elemid) 2677{ 2678 switch (elemid) { 2679 case IEEE80211_ELEMID_FHPARMS: return " FHPARMS"; 2680 case IEEE80211_ELEMID_CFPARMS: return " CFPARMS"; 2681 case IEEE80211_ELEMID_TIM: return " TIM"; 2682 case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS"; 2683 case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE"; 2684 case IEEE80211_ELEMID_PWRCNSTR: return " PWRCNSTR"; 2685 case IEEE80211_ELEMID_PWRCAP: return " PWRCAP"; 2686 case IEEE80211_ELEMID_TPCREQ: return " TPCREQ"; 2687 case IEEE80211_ELEMID_TPCREP: return " TPCREP"; 2688 case IEEE80211_ELEMID_SUPPCHAN: return " SUPPCHAN"; 2689 case IEEE80211_ELEMID_CHANSWITCHANN:return " CSA"; 2690 case IEEE80211_ELEMID_MEASREQ: return " MEASREQ"; 2691 case IEEE80211_ELEMID_MEASREP: return " MEASREP"; 2692 case IEEE80211_ELEMID_QUIET: return " QUIET"; 2693 case IEEE80211_ELEMID_IBSSDFS: return " IBSSDFS"; 2694 case IEEE80211_ELEMID_TPC: return " TPC"; 2695 case IEEE80211_ELEMID_CCKM: return " CCKM"; 2696 } 2697 return " ???"; 2698} 2699 2700static void 2701printies(const u_int8_t *vp, int ielen, int maxcols) 2702{ 2703 while (ielen > 0) { 2704 switch (vp[0]) { 2705 case IEEE80211_ELEMID_SSID: 2706 if (verbose) 2707 printssid(" SSID", vp, 2+vp[1], maxcols); 2708 break; 2709 case IEEE80211_ELEMID_RATES: 2710 case IEEE80211_ELEMID_XRATES: 2711 if (verbose) 2712 printrates(vp[0] == IEEE80211_ELEMID_RATES ? 2713 " RATES" : " XRATES", vp, 2+vp[1], maxcols); 2714 break; 2715 case IEEE80211_ELEMID_DSPARMS: 2716 if (verbose) 2717 printf(" DSPARMS<%u>", vp[2]); 2718 break; 2719 case IEEE80211_ELEMID_COUNTRY: 2720 if (verbose) 2721 printcountry(" COUNTRY", vp, 2+vp[1], maxcols); 2722 break; 2723 case IEEE80211_ELEMID_ERP: 2724 if (verbose) 2725 printf(" ERP<0x%x>", vp[2]); 2726 break; 2727 case IEEE80211_ELEMID_VENDOR: 2728 if (iswpaoui(vp)) 2729 printwpaie(" WPA", vp, 2+vp[1], maxcols); 2730 else if (iswmeinfo(vp)) 2731 printwmeinfo(" WME", vp, 2+vp[1], maxcols); 2732 else if (iswmeparam(vp)) 2733 printwmeparam(" WME", vp, 2+vp[1], maxcols); 2734 else if (isatherosoui(vp)) 2735 printathie(" ATH", vp, 2+vp[1], maxcols); 2736 else if (iswpsoui(vp)) 2737 printwpsie(" WPS", vp, 2+vp[1], maxcols); 2738 else if (verbose) 2739 printie(" VEN", vp, 2+vp[1], maxcols); 2740 break; 2741 case IEEE80211_ELEMID_RSN: 2742 printrsnie(" RSN", vp, 2+vp[1], maxcols); 2743 break; 2744 case IEEE80211_ELEMID_HTCAP: 2745 printhtcap(" HTCAP", vp, 2+vp[1], maxcols); 2746 break; 2747 case IEEE80211_ELEMID_HTINFO: 2748 if (verbose) 2749 printhtinfo(" HTINFO", vp, 2+vp[1], maxcols); 2750 break; 2751 default: 2752 if (verbose) 2753 printie(iename(vp[0]), vp, 2+vp[1], maxcols); 2754 break; 2755 } 2756 ielen -= 2+vp[1]; 2757 vp += 2+vp[1]; 2758 } 2759} 2760 2761static void 2762printmimo(const struct ieee80211_mimo_info *mi) 2763{ 2764 /* NB: don't muddy display unless there's something to show */ 2765 if (mi->rssi[0] != 0 || mi->rssi[1] != 0 || mi->rssi[2] != 0) { 2766 /* XXX ignore EVM for now */ 2767 printf(" (rssi %d:%d:%d nf %d:%d:%d)", 2768 mi->rssi[0], mi->rssi[1], mi->rssi[2], 2769 mi->noise[0], mi->noise[1], mi->noise[2]); 2770 } 2771} 2772 2773static void 2774list_scan(int s) 2775{ 2776 uint8_t buf[24*1024]; 2777 char ssid[IEEE80211_NWID_LEN+1]; 2778 const uint8_t *cp; 2779 int len, ssidmax; 2780 2781 if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0) 2782 errx(1, "unable to get scan results"); 2783 if (len < sizeof(struct ieee80211req_scan_result)) 2784 return; 2785 2786 getchaninfo(s); 2787 2788 ssidmax = verbose ? IEEE80211_NWID_LEN : 14; 2789 printf("%-*.*s %-17.17s %4s %4s %-7s %3s %4s\n" 2790 , ssidmax, ssidmax, "SSID" 2791 , "BSSID" 2792 , "CHAN" 2793 , "RATE" 2794 , " S:N" 2795 , "INT" 2796 , "CAPS" 2797 ); 2798 cp = buf; 2799 do { 2800 const struct ieee80211req_scan_result *sr; 2801 const uint8_t *vp; 2802 2803 sr = (const struct ieee80211req_scan_result *) cp; 2804 vp = cp + sr->isr_ie_off; 2805 printf("%-*.*s %s %3d %3dM %3d:%-3d %3d %-4.4s" 2806 , ssidmax 2807 , copy_essid(ssid, ssidmax, vp, sr->isr_ssid_len) 2808 , ssid 2809 , ether_ntoa((const struct ether_addr *) sr->isr_bssid) 2810 , ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags) 2811 , getmaxrate(sr->isr_rates, sr->isr_nrates) 2812 , (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise 2813 , sr->isr_intval 2814 , getcaps(sr->isr_capinfo) 2815 ); 2816 printies(vp + sr->isr_ssid_len, sr->isr_ie_len, 24); 2817 printf("\n"); 2818 cp += sr->isr_len, len -= sr->isr_len; 2819 } while (len >= sizeof(struct ieee80211req_scan_result)); 2820} 2821 2822#ifdef __FreeBSD__ 2823#include <net80211/ieee80211_freebsd.h> 2824#endif 2825#ifdef __NetBSD__ 2826#include <net80211/ieee80211_netbsd.h> 2827#endif 2828 2829static void 2830scan_and_wait(int s) 2831{ 2832 struct ieee80211_scan_req sr; 2833 struct ieee80211req ireq; 2834 int sroute; 2835 2836 sroute = socket(PF_ROUTE, SOCK_RAW, 0); 2837 if (sroute < 0) { 2838 perror("socket(PF_ROUTE,SOCK_RAW)"); 2839 return; 2840 } 2841 (void) memset(&ireq, 0, sizeof(ireq)); 2842 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 2843 ireq.i_type = IEEE80211_IOC_SCAN_REQ; 2844 2845 memset(&sr, 0, sizeof(sr)); 2846 sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE 2847 | IEEE80211_IOC_SCAN_NOPICK 2848 | IEEE80211_IOC_SCAN_ONCE; 2849 sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER; 2850 sr.sr_nssid = 0; 2851 2852 ireq.i_data = &sr; 2853 ireq.i_len = sizeof(sr); 2854 /* NB: only root can trigger a scan so ignore errors */ 2855 if (ioctl(s, SIOCS80211, &ireq) >= 0) { 2856 char buf[2048]; 2857 struct if_announcemsghdr *ifan; 2858 struct rt_msghdr *rtm; 2859 2860 do { 2861 if (read(sroute, buf, sizeof(buf)) < 0) { 2862 perror("read(PF_ROUTE)"); 2863 break; 2864 } 2865 rtm = (struct rt_msghdr *) buf; 2866 if (rtm->rtm_version != RTM_VERSION) 2867 break; 2868 ifan = (struct if_announcemsghdr *) rtm; 2869 } while (rtm->rtm_type != RTM_IEEE80211 || 2870 ifan->ifan_what != RTM_IEEE80211_SCAN); 2871 } 2872 close(sroute); 2873} 2874 2875static 2876DECL_CMD_FUNC(set80211scan, val, d) 2877{ 2878 scan_and_wait(s); 2879 list_scan(s); 2880} 2881 2882static enum ieee80211_opmode get80211opmode(int s); 2883 2884static int 2885gettxseq(const struct ieee80211req_sta_info *si) 2886{ 2887#define IEEE80211_NODE_QOS 0x0002 /* QoS enabled */ 2888 2889 int i, txseq; 2890 2891 if ((si->isi_state & IEEE80211_NODE_QOS) == 0) 2892 return si->isi_txseqs[0]; 2893 /* XXX not right but usually what folks want */ 2894 txseq = 0; 2895 for (i = 0; i < IEEE80211_TID_SIZE; i++) 2896 if (si->isi_txseqs[i] > txseq) 2897 txseq = si->isi_txseqs[i]; 2898 return txseq; 2899#undef IEEE80211_NODE_QOS 2900} 2901 2902static int 2903getrxseq(const struct ieee80211req_sta_info *si) 2904{ 2905#define IEEE80211_NODE_QOS 0x0002 /* QoS enabled */ 2906 2907 int i, rxseq; 2908 2909 if ((si->isi_state & IEEE80211_NODE_QOS) == 0) 2910 return si->isi_rxseqs[0]; 2911 /* XXX not right but usually what folks want */ 2912 rxseq = 0; 2913 for (i = 0; i < IEEE80211_TID_SIZE; i++) 2914 if (si->isi_rxseqs[i] > rxseq) 2915 rxseq = si->isi_rxseqs[i]; 2916 return rxseq; 2917#undef IEEE80211_NODE_QOS 2918} 2919 2920static void 2921list_stations(int s) 2922{ 2923 union { 2924 struct ieee80211req_sta_req req; 2925 uint8_t buf[24*1024]; 2926 } u; 2927 enum ieee80211_opmode opmode = get80211opmode(s); 2928 const uint8_t *cp; 2929 int len; 2930 2931 /* broadcast address =>'s get all stations */ 2932 (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN); 2933 if (opmode == IEEE80211_M_STA) { 2934 /* 2935 * Get information about the associated AP. 2936 */ 2937 (void) get80211(s, IEEE80211_IOC_BSSID, 2938 u.req.is_u.macaddr, IEEE80211_ADDR_LEN); 2939 } 2940 if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0) 2941 errx(1, "unable to get station information"); 2942 if (len < sizeof(struct ieee80211req_sta_info)) 2943 return; 2944 2945 getchaninfo(s); 2946 2947 printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %4s\n" 2948 , "ADDR" 2949 , "AID" 2950 , "CHAN" 2951 , "RATE" 2952 , "RSSI" 2953 , "IDLE" 2954 , "TXSEQ" 2955 , "RXSEQ" 2956 , "CAPS" 2957 , "FLAG" 2958 ); 2959 cp = (const uint8_t *) u.req.info; 2960 do { 2961 const struct ieee80211req_sta_info *si; 2962 2963 si = (const struct ieee80211req_sta_info *) cp; 2964 if (si->isi_len < sizeof(*si)) 2965 break; 2966 printf("%s %4u %4d %3dM %3.1f %4d %6d %6d %-4.4s %-4.4s" 2967 , ether_ntoa((const struct ether_addr*) si->isi_macaddr) 2968 , IEEE80211_AID(si->isi_associd) 2969 , ieee80211_mhz2ieee(si->isi_freq, si->isi_flags) 2970 , si->isi_txmbps/2 2971 , si->isi_rssi/2. 2972 , si->isi_inact 2973 , gettxseq(si) 2974 , getrxseq(si) 2975 , getcaps(si->isi_capinfo) 2976 , getflags(si->isi_state) 2977 ); 2978 printies(cp + si->isi_ie_off, si->isi_ie_len, 24); 2979 printmimo(&si->isi_mimo); 2980 printf("\n"); 2981 cp += si->isi_len, len -= si->isi_len; 2982 } while (len >= sizeof(struct ieee80211req_sta_info)); 2983} 2984 2985static const char * 2986get_chaninfo(const struct ieee80211_channel *c, int precise, 2987 char buf[], size_t bsize) 2988{ 2989 buf[0] = '\0'; 2990 if (IEEE80211_IS_CHAN_FHSS(c)) 2991 strlcat(buf, " FHSS", bsize); 2992 if (IEEE80211_IS_CHAN_A(c)) { 2993 if (IEEE80211_IS_CHAN_HALF(c)) 2994 strlcat(buf, " 11a/10Mhz", bsize); 2995 else if (IEEE80211_IS_CHAN_QUARTER(c)) 2996 strlcat(buf, " 11a/5Mhz", bsize); 2997 else 2998 strlcat(buf, " 11a", bsize); 2999 } 3000 if (IEEE80211_IS_CHAN_ANYG(c)) { 3001 if (IEEE80211_IS_CHAN_HALF(c)) 3002 strlcat(buf, " 11g/10Mhz", bsize); 3003 else if (IEEE80211_IS_CHAN_QUARTER(c)) 3004 strlcat(buf, " 11g/5Mhz", bsize); 3005 else 3006 strlcat(buf, " 11g", bsize); 3007 } else if (IEEE80211_IS_CHAN_B(c)) 3008 strlcat(buf, " 11b", bsize); 3009 if (IEEE80211_IS_CHAN_TURBO(c)) 3010 strlcat(buf, " Turbo", bsize); 3011 if (precise) { 3012 if (IEEE80211_IS_CHAN_HT20(c)) 3013 strlcat(buf, " ht/20", bsize); 3014 else if (IEEE80211_IS_CHAN_HT40D(c)) 3015 strlcat(buf, " ht/40-", bsize); 3016 else if (IEEE80211_IS_CHAN_HT40U(c)) 3017 strlcat(buf, " ht/40+", bsize); 3018 } else { 3019 if (IEEE80211_IS_CHAN_HT(c)) 3020 strlcat(buf, " ht", bsize); 3021 } 3022 return buf; 3023} 3024 3025static void 3026print_chaninfo(const struct ieee80211_channel *c, int verb) 3027{ 3028 char buf[14]; 3029 3030 printf("Channel %3u : %u%c Mhz%-14.14s", 3031 ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq, 3032 IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ', 3033 get_chaninfo(c, verb, buf, sizeof(buf))); 3034} 3035 3036static void 3037print_channels(int s, const struct ieee80211req_chaninfo *chans, 3038 int allchans, int verb) 3039{ 3040 struct ieee80211req_chaninfo achans; 3041 uint8_t reported[IEEE80211_CHAN_BYTES]; 3042 const struct ieee80211_channel *c; 3043 int i, half; 3044 3045 memset(&achans, 0, sizeof(achans)); 3046 memset(reported, 0, sizeof(reported)); 3047 if (!allchans) { 3048 struct ieee80211req_chanlist active; 3049 3050 if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0) 3051 errx(1, "unable to get active channel list"); 3052 memset(&achans, 0, sizeof(achans)); 3053 for (i = 0; i < chans->ic_nchans; i++) { 3054 c = &chans->ic_chans[i]; 3055 if (!isset(active.ic_channels, c->ic_ieee)) 3056 continue; 3057 /* 3058 * Suppress compatible duplicates unless 3059 * verbose. The kernel gives us it's 3060 * complete channel list which has separate 3061 * entries for 11g/11b and 11a/turbo. 3062 */ 3063 if (isset(reported, c->ic_ieee) && !verb) { 3064 /* XXX we assume duplicates are adjacent */ 3065 achans.ic_chans[achans.ic_nchans-1] = *c; 3066 } else { 3067 achans.ic_chans[achans.ic_nchans++] = *c; 3068 setbit(reported, c->ic_ieee); 3069 } 3070 } 3071 } else { 3072 for (i = 0; i < chans->ic_nchans; i++) { 3073 c = &chans->ic_chans[i]; 3074 /* suppress duplicates as above */ 3075 if (isset(reported, c->ic_ieee) && !verb) { 3076 /* XXX we assume duplicates are adjacent */ 3077 achans.ic_chans[achans.ic_nchans-1] = *c; 3078 } else { 3079 achans.ic_chans[achans.ic_nchans++] = *c; 3080 setbit(reported, c->ic_ieee); 3081 } 3082 } 3083 } 3084 half = achans.ic_nchans / 2; 3085 if (achans.ic_nchans % 2) 3086 half++; 3087 3088 for (i = 0; i < achans.ic_nchans / 2; i++) { 3089 print_chaninfo(&achans.ic_chans[i], verb); 3090 print_chaninfo(&achans.ic_chans[half+i], verb); 3091 printf("\n"); 3092 } 3093 if (achans.ic_nchans % 2) { 3094 print_chaninfo(&achans.ic_chans[i], verb); 3095 printf("\n"); 3096 } 3097} 3098 3099static void 3100list_channels(int s, int allchans) 3101{ 3102 getchaninfo(s); 3103 print_channels(s, &chaninfo, allchans, verbose); 3104} 3105 3106static void 3107print_txpow(const struct ieee80211_channel *c) 3108{ 3109 printf("Channel %3u : %u Mhz %3.1f reg %2d ", 3110 c->ic_ieee, c->ic_freq, 3111 c->ic_maxpower/2., c->ic_maxregpower); 3112} 3113 3114static void 3115print_txpow_verbose(const struct ieee80211_channel *c) 3116{ 3117 print_chaninfo(c, 1); 3118 printf("min %4.1f dBm max %3.1f dBm reg %2d dBm", 3119 c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower); 3120 /* indicate where regulatory cap limits power use */ 3121 if (c->ic_maxpower > 2*c->ic_maxregpower) 3122 printf(" <"); 3123} 3124 3125static void 3126list_txpow(int s) 3127{ 3128 struct ieee80211req_chaninfo achans; 3129 uint8_t reported[IEEE80211_CHAN_BYTES]; 3130 struct ieee80211_channel *c, *prev; 3131 int i, half; 3132 3133 getchaninfo(s); 3134 memset(&achans, 0, sizeof(achans)); 3135 memset(reported, 0, sizeof(reported)); 3136 for (i = 0; i < chaninfo.ic_nchans; i++) { 3137 c = &chaninfo.ic_chans[i]; 3138 /* suppress duplicates as above */ 3139 if (isset(reported, c->ic_ieee) && !verbose) { 3140 /* XXX we assume duplicates are adjacent */ 3141 prev = &achans.ic_chans[achans.ic_nchans-1]; 3142 /* display highest power on channel */ 3143 if (c->ic_maxpower > prev->ic_maxpower) 3144 *prev = *c; 3145 } else { 3146 achans.ic_chans[achans.ic_nchans++] = *c; 3147 setbit(reported, c->ic_ieee); 3148 } 3149 } 3150 if (!verbose) { 3151 half = achans.ic_nchans / 2; 3152 if (achans.ic_nchans % 2) 3153 half++; 3154 3155 for (i = 0; i < achans.ic_nchans / 2; i++) { 3156 print_txpow(&achans.ic_chans[i]); 3157 print_txpow(&achans.ic_chans[half+i]); 3158 printf("\n"); 3159 } 3160 if (achans.ic_nchans % 2) { 3161 print_txpow(&achans.ic_chans[i]); 3162 printf("\n"); 3163 } 3164 } else { 3165 for (i = 0; i < achans.ic_nchans; i++) { 3166 print_txpow_verbose(&achans.ic_chans[i]); 3167 printf("\n"); 3168 } 3169 } 3170} 3171 3172static void 3173list_keys(int s) 3174{ 3175} 3176 3177#define IEEE80211_C_BITS \ 3178 "\20\1STA\7FF\10TURBOP\11IBSS\12PMGT" \ 3179 "\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \ 3180 "\21MONITOR\22DFS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \ 3181 "\37TXFRAG" 3182 3183#define IEEE80211_CRYPTO_BITS \ 3184 "\20\1WEP\2TKIP\3AES\4AES_CCM\5TKIPMIC\6CKIP\12PMGT" 3185 3186#define IEEE80211_HTCAP_BITS \ 3187 "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \ 3188 "\21AMPDU\22AMSDU\23HT" 3189 3190static void 3191list_capabilities(int s) 3192{ 3193 struct ieee80211_devcaps_req dc; 3194 3195 getdevcaps(s, &dc); 3196 printb("drivercaps", dc.dc_drivercaps, IEEE80211_C_BITS); 3197 if (dc.dc_cryptocaps != 0 || verbose) { 3198 putchar('\n'); 3199 printb("cryptocaps", dc.dc_cryptocaps, IEEE80211_CRYPTO_BITS); 3200 } 3201 if (dc.dc_htcaps != 0 || verbose) { 3202 putchar('\n'); 3203 printb("htcaps", dc.dc_htcaps, IEEE80211_HTCAP_BITS); 3204 } 3205 putchar('\n'); 3206} 3207 3208static int 3209get80211wme(int s, int param, int ac, int *val) 3210{ 3211 struct ieee80211req ireq; 3212 3213 (void) memset(&ireq, 0, sizeof(ireq)); 3214 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 3215 ireq.i_type = param; 3216 ireq.i_len = ac; 3217 if (ioctl(s, SIOCG80211, &ireq) < 0) { 3218 warn("cannot get WME parameter %d, ac %d%s", 3219 param, ac & IEEE80211_WMEPARAM_VAL, 3220 ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : ""); 3221 return -1; 3222 } 3223 *val = ireq.i_val; 3224 return 0; 3225} 3226 3227static void 3228list_wme_aci(int s, const char *tag, int ac) 3229{ 3230 int val; 3231 3232 printf("\t%s", tag); 3233 3234 /* show WME BSS parameters */ 3235 if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1) 3236 printf(" cwmin %2u", val); 3237 if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1) 3238 printf(" cwmax %2u", val); 3239 if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1) 3240 printf(" aifs %2u", val); 3241 if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1) 3242 printf(" txopLimit %3u", val); 3243 if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) { 3244 if (val) 3245 printf(" acm"); 3246 else if (verbose) 3247 printf(" -acm"); 3248 } 3249 /* !BSS only */ 3250 if ((ac & IEEE80211_WMEPARAM_BSS) == 0) { 3251 if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) { 3252 if (!val) 3253 printf(" -ack"); 3254 else if (verbose) 3255 printf(" ack"); 3256 } 3257 } 3258 printf("\n"); 3259} 3260 3261static void 3262list_wme(int s) 3263{ 3264 static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" }; 3265 int ac; 3266 3267 if (verbose) { 3268 /* display both BSS and local settings */ 3269 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) { 3270 again: 3271 if (ac & IEEE80211_WMEPARAM_BSS) 3272 list_wme_aci(s, " ", ac); 3273 else 3274 list_wme_aci(s, acnames[ac], ac); 3275 if ((ac & IEEE80211_WMEPARAM_BSS) == 0) { 3276 ac |= IEEE80211_WMEPARAM_BSS; 3277 goto again; 3278 } else 3279 ac &= ~IEEE80211_WMEPARAM_BSS; 3280 } 3281 } else { 3282 /* display only channel settings */ 3283 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) 3284 list_wme_aci(s, acnames[ac], ac); 3285 } 3286} 3287 3288static void 3289list_roam(int s) 3290{ 3291 const struct ieee80211_roamparam *rp; 3292 int mode; 3293 3294 getroam(s); 3295 for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_11NA; mode++) { 3296 rp = &roamparams.params[mode]; 3297 if (rp->rssi == 0 && rp->rate == 0) 3298 continue; 3299 if (rp->rssi & 1) 3300 LINE_CHECK("roam:%-6.6s rssi %2u.5dBm rate %2u Mb/s", 3301 modename[mode], rp->rssi/2, rp->rate/2); 3302 else 3303 LINE_CHECK("roam:%-6.6s rssi %4udBm rate %2u Mb/s", 3304 modename[mode], rp->rssi/2, rp->rate/2); 3305 } 3306 for (; mode < IEEE80211_MODE_MAX; mode++) { 3307 rp = &roamparams.params[mode]; 3308 if (rp->rssi == 0 && rp->rate == 0) 3309 continue; 3310 if (rp->rssi & 1) 3311 LINE_CHECK("roam:%-6.6s rssi %2u.5dBm MCS %2u ", 3312 modename[mode], rp->rssi/2, rp->rate &~ 0x80); 3313 else 3314 LINE_CHECK("roam:%-6.6s rssi %4udBm MCS %2u ", 3315 modename[mode], rp->rssi/2, rp->rate &~ 0x80); 3316 } 3317} 3318 3319static void 3320list_txparams(int s) 3321{ 3322 const struct ieee80211_txparam *tp; 3323 int mode; 3324 3325 gettxparams(s); 3326 for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_11NA; mode++) { 3327 tp = &txparams.params[mode]; 3328 if (tp->mgmtrate == 0 && tp->mcastrate == 0) 3329 continue; 3330 if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) 3331 LINE_CHECK("%-6.6s ucast NONE mgmt %2u Mb/s " 3332 "mcast %2u Mb/s maxretry %u", 3333 modename[mode], tp->mgmtrate/2, 3334 tp->mcastrate/2, tp->maxretry); 3335 else 3336 LINE_CHECK("%-6.6s ucast %2u Mb/s mgmt %2u Mb/s " 3337 "mcast %2u Mb/s maxretry %u", 3338 modename[mode], tp->ucastrate/2, tp->mgmtrate/2, 3339 tp->mcastrate/2, tp->maxretry); 3340 } 3341 for (; mode < IEEE80211_MODE_MAX; mode++) { 3342 tp = &txparams.params[mode]; 3343 if (tp->mgmtrate == 0 && tp->mcastrate == 0) 3344 continue; 3345 if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) 3346 LINE_CHECK("%-6.6s ucast NONE mgmt %2u MCS " 3347 "mcast %2u MCS maxretry %u", 3348 modename[mode], tp->mgmtrate &~ 0x80, 3349 tp->mcastrate &~ 0x80, tp->maxretry); 3350 else 3351 LINE_CHECK("%-6.6s ucast %2u MCS mgmt %2u MCS " 3352 "mcast %2u MCS maxretry %u", 3353 modename[mode], tp->ucastrate &~ 0x80, 3354 tp->mgmtrate &~ 0x80, 3355 tp->mcastrate &~ 0x80, tp->maxretry); 3356 } 3357} 3358 3359static void 3360printpolicy(int policy) 3361{ 3362 switch (policy) { 3363 case IEEE80211_MACCMD_POLICY_OPEN: 3364 printf("policy: open\n"); 3365 break; 3366 case IEEE80211_MACCMD_POLICY_ALLOW: 3367 printf("policy: allow\n"); 3368 break; 3369 case IEEE80211_MACCMD_POLICY_DENY: 3370 printf("policy: deny\n"); 3371 break; 3372 case IEEE80211_MACCMD_POLICY_RADIUS: 3373 printf("policy: radius\n"); 3374 break; 3375 default: 3376 printf("policy: unknown (%u)\n", policy); 3377 break; 3378 } 3379} 3380 3381static void 3382list_mac(int s) 3383{ 3384 struct ieee80211req ireq; 3385 struct ieee80211req_maclist *acllist; 3386 int i, nacls, policy, len; 3387 uint8_t *data; 3388 char c; 3389 3390 (void) memset(&ireq, 0, sizeof(ireq)); 3391 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */ 3392 ireq.i_type = IEEE80211_IOC_MACCMD; 3393 ireq.i_val = IEEE80211_MACCMD_POLICY; 3394 if (ioctl(s, SIOCG80211, &ireq) < 0) { 3395 if (errno == EINVAL) { 3396 printf("No acl policy loaded\n"); 3397 return; 3398 } 3399 err(1, "unable to get mac policy"); 3400 } 3401 policy = ireq.i_val; 3402 if (policy == IEEE80211_MACCMD_POLICY_OPEN) { 3403 c = '*'; 3404 } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) { 3405 c = '+'; 3406 } else if (policy == IEEE80211_MACCMD_POLICY_DENY) { 3407 c = '-'; 3408 } else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) { 3409 c = 'r'; /* NB: should never have entries */ 3410 } else { 3411 printf("policy: unknown (%u)\n", policy); 3412 c = '?'; 3413 } 3414 if (verbose || c == '?') 3415 printpolicy(policy); 3416 3417 ireq.i_val = IEEE80211_MACCMD_LIST; 3418 ireq.i_len = 0; 3419 if (ioctl(s, SIOCG80211, &ireq) < 0) 3420 err(1, "unable to get mac acl list size"); 3421 if (ireq.i_len == 0) { /* NB: no acls */ 3422 if (!(verbose || c == '?')) 3423 printpolicy(policy); 3424 return; 3425 } 3426 len = ireq.i_len; 3427 3428 data = malloc(len); 3429 if (data == NULL) 3430 err(1, "out of memory for acl list"); 3431 3432 ireq.i_data = data; 3433 if (ioctl(s, SIOCG80211, &ireq) < 0) 3434 err(1, "unable to get mac acl list"); 3435 nacls = len / sizeof(*acllist); 3436 acllist = (struct ieee80211req_maclist *) data; 3437 for (i = 0; i < nacls; i++) 3438 printf("%c%s\n", c, ether_ntoa( 3439 (const struct ether_addr *) acllist[i].ml_macaddr)); 3440 free(data); 3441} 3442 3443static void 3444print_regdomain(const struct ieee80211_regdomain *reg, int verb) 3445{ 3446 if ((reg->regdomain != 0 && 3447 reg->regdomain != reg->country) || verb) { 3448 const struct regdomain *rd = 3449 lib80211_regdomain_findbysku(getregdata(), reg->regdomain); 3450 if (rd == NULL) 3451 LINE_CHECK("regdomain %d", reg->regdomain); 3452 else 3453 LINE_CHECK("regdomain %s", rd->name); 3454 } 3455 if (reg->country != 0 || verb) { 3456 const struct country *cc = 3457 lib80211_country_findbycc(getregdata(), reg->country); 3458 if (cc == NULL) 3459 LINE_CHECK("country %d", reg->country); 3460 else 3461 LINE_CHECK("country %s", cc->isoname); 3462 } 3463 if (reg->location == 'I') 3464 LINE_CHECK("indoor"); 3465 else if (reg->location == 'O') 3466 LINE_CHECK("outdoor"); 3467 else if (verb) 3468 LINE_CHECK("anywhere"); 3469 if (reg->ecm) 3470 LINE_CHECK("ecm"); 3471 else if (verb) 3472 LINE_CHECK("-ecm"); 3473} 3474 3475static void 3476list_regdomain(int s, int channelsalso) 3477{ 3478 getregdomain(s); 3479 if (channelsalso) { 3480 getchaninfo(s); 3481 spacer = ':'; 3482 print_regdomain(®domain, 1); 3483 LINE_BREAK(); 3484 print_channels(s, &chaninfo, 1/*allchans*/, 1/*verbose*/); 3485 } else 3486 print_regdomain(®domain, verbose); 3487} 3488 3489static 3490DECL_CMD_FUNC(set80211list, arg, d) 3491{ 3492#define iseq(a,b) (strncasecmp(a,b,sizeof(b)-1) == 0) 3493 3494 LINE_INIT('\t'); 3495 3496 if (iseq(arg, "sta")) 3497 list_stations(s); 3498 else if (iseq(arg, "scan") || iseq(arg, "ap")) 3499 list_scan(s); 3500 else if (iseq(arg, "chan") || iseq(arg, "freq")) 3501 list_channels(s, 1); 3502 else if (iseq(arg, "active")) 3503 list_channels(s, 0); 3504 else if (iseq(arg, "keys")) 3505 list_keys(s); 3506 else if (iseq(arg, "caps")) 3507 list_capabilities(s); 3508 else if (iseq(arg, "wme") || iseq(arg, "wmm")) 3509 list_wme(s); 3510 else if (iseq(arg, "mac")) 3511 list_mac(s); 3512 else if (iseq(arg, "txpow")) 3513 list_txpow(s); 3514 else if (iseq(arg, "roam")) 3515 list_roam(s); 3516 else if (iseq(arg, "txparam") || iseq(arg, "txparm")) 3517 list_txparams(s); 3518 else if (iseq(arg, "regdomain")) 3519 list_regdomain(s, 1); 3520 else if (iseq(arg, "countries")) 3521 list_countries(); 3522 else 3523 errx(1, "Don't know how to list %s for %s", arg, name); 3524 LINE_BREAK(); 3525#undef iseq 3526} 3527 3528static enum ieee80211_opmode 3529get80211opmode(int s) 3530{ 3531 struct ifmediareq ifmr; 3532 3533 (void) memset(&ifmr, 0, sizeof(ifmr)); 3534 (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); 3535 3536 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) { 3537 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) 3538 return IEEE80211_M_IBSS; /* XXX ahdemo */ 3539 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP) 3540 return IEEE80211_M_HOSTAP; 3541 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR) 3542 return IEEE80211_M_MONITOR; 3543 } 3544 return IEEE80211_M_STA; 3545} 3546 3547#if 0 3548static void 3549printcipher(int s, struct ieee80211req *ireq, int keylenop) 3550{ 3551 switch (ireq->i_val) { 3552 case IEEE80211_CIPHER_WEP: 3553 ireq->i_type = keylenop; 3554 if (ioctl(s, SIOCG80211, ireq) != -1) 3555 printf("WEP-%s", 3556 ireq->i_len <= 5 ? "40" : 3557 ireq->i_len <= 13 ? "104" : "128"); 3558 else 3559 printf("WEP"); 3560 break; 3561 case IEEE80211_CIPHER_TKIP: 3562 printf("TKIP"); 3563 break; 3564 case IEEE80211_CIPHER_AES_OCB: 3565 printf("AES-OCB"); 3566 break; 3567 case IEEE80211_CIPHER_AES_CCM: 3568 printf("AES-CCM"); 3569 break; 3570 case IEEE80211_CIPHER_CKIP: 3571 printf("CKIP"); 3572 break; 3573 case IEEE80211_CIPHER_NONE: 3574 printf("NONE"); 3575 break; 3576 default: 3577 printf("UNKNOWN (0x%x)", ireq->i_val); 3578 break; 3579 } 3580} 3581#endif 3582 3583static void 3584printkey(const struct ieee80211req_key *ik) 3585{ 3586 static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE]; 3587 int keylen = ik->ik_keylen; 3588 int printcontents; 3589 3590 printcontents = printkeys && 3591 (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose); 3592 if (printcontents) 3593 LINE_BREAK(); 3594 switch (ik->ik_type) { 3595 case IEEE80211_CIPHER_WEP: 3596 /* compatibility */ 3597 LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1, 3598 keylen <= 5 ? "40-bit" : 3599 keylen <= 13 ? "104-bit" : "128-bit"); 3600 break; 3601 case IEEE80211_CIPHER_TKIP: 3602 if (keylen > 128/8) 3603 keylen -= 128/8; /* ignore MIC for now */ 3604 LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3605 break; 3606 case IEEE80211_CIPHER_AES_OCB: 3607 LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3608 break; 3609 case IEEE80211_CIPHER_AES_CCM: 3610 LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3611 break; 3612 case IEEE80211_CIPHER_CKIP: 3613 LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3614 break; 3615 case IEEE80211_CIPHER_NONE: 3616 LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3617 break; 3618 default: 3619 LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit", 3620 ik->ik_type, ik->ik_keyix+1, 8*keylen); 3621 break; 3622 } 3623 if (printcontents) { 3624 int i; 3625 3626 printf(" <"); 3627 for (i = 0; i < keylen; i++) 3628 printf("%02x", ik->ik_keydata[i]); 3629 printf(">"); 3630 if (ik->ik_type != IEEE80211_CIPHER_WEP && 3631 (ik->ik_keyrsc != 0 || verbose)) 3632 printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc); 3633 if (ik->ik_type != IEEE80211_CIPHER_WEP && 3634 (ik->ik_keytsc != 0 || verbose)) 3635 printf(" tsc %ju", (uintmax_t)ik->ik_keytsc); 3636 if (ik->ik_flags != 0 && verbose) { 3637 const char *sep = " "; 3638 3639 if (ik->ik_flags & IEEE80211_KEY_XMIT) 3640 printf("%stx", sep), sep = "+"; 3641 if (ik->ik_flags & IEEE80211_KEY_RECV) 3642 printf("%srx", sep), sep = "+"; 3643 if (ik->ik_flags & IEEE80211_KEY_DEFAULT) 3644 printf("%sdef", sep), sep = "+"; 3645 } 3646 LINE_BREAK(); 3647 } 3648} 3649 3650static void 3651printrate(const char *tag, int v, int defrate, int defmcs) 3652{ 3653 if (v == 11) 3654 LINE_CHECK("%s 5.5", tag); 3655 else if (v & 0x80) { 3656 if (v != defmcs) 3657 LINE_CHECK("%s %d", tag, v &~ 0x80); 3658 } else { 3659 if (v != defrate) 3660 LINE_CHECK("%s %d", tag, v/2); 3661 } 3662} 3663 3664static int 3665getssid(int s, int ix, void *data, size_t len, int *plen) 3666{ 3667 struct ieee80211req ireq; 3668 3669 (void) memset(&ireq, 0, sizeof(ireq)); 3670 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 3671 ireq.i_type = IEEE80211_IOC_SSID; 3672 ireq.i_val = ix; 3673 ireq.i_data = data; 3674 ireq.i_len = len; 3675 if (ioctl(s, SIOCG80211, &ireq) < 0) 3676 return -1; 3677 *plen = ireq.i_len; 3678 return 0; 3679} 3680 3681static void 3682ieee80211_status(int s) 3683{ 3684 static const uint8_t zerobssid[IEEE80211_ADDR_LEN]; 3685 enum ieee80211_opmode opmode = get80211opmode(s); 3686 int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode; 3687 uint8_t data[32]; 3688 const struct ieee80211_channel *c; 3689 const struct ieee80211_roamparam *rp; 3690 const struct ieee80211_txparam *tp; 3691 3692 if (getssid(s, -1, data, sizeof(data), &len) < 0) { 3693 /* If we can't get the SSID, this isn't an 802.11 device. */ 3694 return; 3695 } 3696 3697 /* 3698 * Invalidate cached state so printing status for multiple 3699 * if's doesn't reuse the first interfaces' cached state. 3700 */ 3701 gotcurchan = 0; 3702 gotroam = 0; 3703 gottxparams = 0; 3704 gothtconf = 0; 3705 gotregdomain = 0; 3706 3707 if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0) 3708 num = 0; 3709 printf("\tssid "); 3710 if (num > 1) { 3711 for (i = 0; i < num; i++) { 3712 if (getssid(s, i, data, sizeof(data), &len) >= 0 && len > 0) { 3713 printf(" %d:", i + 1); 3714 print_string(data, len); 3715 } 3716 } 3717 } else 3718 print_string(data, len); 3719 3720 c = getcurchan(s); 3721 if (c->ic_freq != IEEE80211_CHAN_ANY) { 3722 char buf[14]; 3723 printf(" channel %d (%u Mhz%s)", c->ic_ieee, c->ic_freq, 3724 get_chaninfo(c, 1, buf, sizeof(buf))); 3725 } else if (verbose) 3726 printf(" channel UNDEF"); 3727 3728 if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 && 3729 (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose)) 3730 printf(" bssid %s", ether_ntoa((struct ether_addr *)data)); 3731 3732 if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) { 3733 printf("\n\tstationname "); 3734 print_string(data, len); 3735 } 3736 3737 spacer = ' '; /* force first break */ 3738 LINE_BREAK(); 3739 3740 list_regdomain(s, 0); 3741 3742 wpa = 0; 3743 if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) { 3744 switch (val) { 3745 case IEEE80211_AUTH_NONE: 3746 LINE_CHECK("authmode NONE"); 3747 break; 3748 case IEEE80211_AUTH_OPEN: 3749 LINE_CHECK("authmode OPEN"); 3750 break; 3751 case IEEE80211_AUTH_SHARED: 3752 LINE_CHECK("authmode SHARED"); 3753 break; 3754 case IEEE80211_AUTH_8021X: 3755 LINE_CHECK("authmode 802.1x"); 3756 break; 3757 case IEEE80211_AUTH_WPA: 3758 if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0) 3759 wpa = 1; /* default to WPA1 */ 3760 switch (wpa) { 3761 case 2: 3762 LINE_CHECK("authmode WPA2/802.11i"); 3763 break; 3764 case 3: 3765 LINE_CHECK("authmode WPA1+WPA2/802.11i"); 3766 break; 3767 default: 3768 LINE_CHECK("authmode WPA"); 3769 break; 3770 } 3771 break; 3772 case IEEE80211_AUTH_AUTO: 3773 LINE_CHECK("authmode AUTO"); 3774 break; 3775 default: 3776 LINE_CHECK("authmode UNKNOWN (0x%x)", val); 3777 break; 3778 } 3779 } 3780 3781 if (wpa || verbose) { 3782 if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) { 3783 if (val) 3784 LINE_CHECK("wps"); 3785 else if (verbose) 3786 LINE_CHECK("-wps"); 3787 } 3788 if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) { 3789 if (val) 3790 LINE_CHECK("tsn"); 3791 else if (verbose) 3792 LINE_CHECK("-tsn"); 3793 } 3794 if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) { 3795 if (val) 3796 LINE_CHECK("countermeasures"); 3797 else if (verbose) 3798 LINE_CHECK("-countermeasures"); 3799 } 3800#if 0 3801 /* XXX not interesting with WPA done in user space */ 3802 ireq.i_type = IEEE80211_IOC_KEYMGTALGS; 3803 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3804 } 3805 3806 ireq.i_type = IEEE80211_IOC_MCASTCIPHER; 3807 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3808 LINE_CHECK("mcastcipher "); 3809 printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN); 3810 spacer = ' '; 3811 } 3812 3813 ireq.i_type = IEEE80211_IOC_UCASTCIPHER; 3814 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3815 LINE_CHECK("ucastcipher "); 3816 printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN); 3817 } 3818 3819 if (wpa & 2) { 3820 ireq.i_type = IEEE80211_IOC_RSNCAPS; 3821 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3822 LINE_CHECK("RSN caps 0x%x", ireq.i_val); 3823 spacer = ' '; 3824 } 3825 } 3826 3827 ireq.i_type = IEEE80211_IOC_UCASTCIPHERS; 3828 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3829 } 3830#endif 3831 } 3832 3833 if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 && 3834 wepmode != IEEE80211_WEP_NOSUP) { 3835 int firstkey; 3836 3837 switch (wepmode) { 3838 case IEEE80211_WEP_OFF: 3839 LINE_CHECK("privacy OFF"); 3840 break; 3841 case IEEE80211_WEP_ON: 3842 LINE_CHECK("privacy ON"); 3843 break; 3844 case IEEE80211_WEP_MIXED: 3845 LINE_CHECK("privacy MIXED"); 3846 break; 3847 default: 3848 LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode); 3849 break; 3850 } 3851 3852 /* 3853 * If we get here then we've got WEP support so we need 3854 * to print WEP status. 3855 */ 3856 3857 if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) { 3858 warn("WEP support, but no tx key!"); 3859 goto end; 3860 } 3861 if (val != -1) 3862 LINE_CHECK("deftxkey %d", val+1); 3863 else if (wepmode != IEEE80211_WEP_OFF || verbose) 3864 LINE_CHECK("deftxkey UNDEF"); 3865 3866 if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) { 3867 warn("WEP support, but no NUMWEPKEYS support!"); 3868 goto end; 3869 } 3870 3871 firstkey = 1; 3872 for (i = 0; i < num; i++) { 3873 struct ieee80211req_key ik; 3874 3875 memset(&ik, 0, sizeof(ik)); 3876 ik.ik_keyix = i; 3877 if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) { 3878 warn("WEP support, but can get keys!"); 3879 goto end; 3880 } 3881 if (ik.ik_keylen != 0) { 3882 if (verbose) 3883 LINE_BREAK(); 3884 printkey(&ik); 3885 firstkey = 0; 3886 } 3887 } 3888end: 3889 ; 3890 } 3891 3892 if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 && 3893 val != IEEE80211_POWERSAVE_NOSUP ) { 3894 if (val != IEEE80211_POWERSAVE_OFF || verbose) { 3895 switch (val) { 3896 case IEEE80211_POWERSAVE_OFF: 3897 LINE_CHECK("powersavemode OFF"); 3898 break; 3899 case IEEE80211_POWERSAVE_CAM: 3900 LINE_CHECK("powersavemode CAM"); 3901 break; 3902 case IEEE80211_POWERSAVE_PSP: 3903 LINE_CHECK("powersavemode PSP"); 3904 break; 3905 case IEEE80211_POWERSAVE_PSP_CAM: 3906 LINE_CHECK("powersavemode PSP-CAM"); 3907 break; 3908 } 3909 if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1) 3910 LINE_CHECK("powersavesleep %d", val); 3911 } 3912 } 3913 3914 if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) { 3915 if (val & 1) 3916 LINE_CHECK("txpower %d.5", val/2); 3917 else 3918 LINE_CHECK("txpower %d", val/2); 3919 } 3920 if (verbose) { 3921 if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1) 3922 LINE_CHECK("txpowmax %.1f", val/2.); 3923 } 3924 3925 if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) { 3926 if (val) 3927 LINE_CHECK("dotd"); 3928 else if (verbose) 3929 LINE_CHECK("-dotd"); 3930 } 3931 3932 if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) { 3933 if (val != IEEE80211_RTS_MAX || verbose) 3934 LINE_CHECK("rtsthreshold %d", val); 3935 } 3936 3937 if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) { 3938 if (val != IEEE80211_FRAG_MAX || verbose) 3939 LINE_CHECK("fragthreshold %d", val); 3940 } 3941 if (opmode == IEEE80211_M_STA || verbose) { 3942 if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) { 3943 if (val != IEEE80211_HWBMISS_MAX || verbose) 3944 LINE_CHECK("bmiss %d", val); 3945 } 3946 } 3947 3948 if (!verbose) { 3949 gettxparams(s); 3950 tp = &txparams.params[chan2mode(c)]; 3951 printrate("ucastrate", tp->ucastrate, 3952 IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE); 3953 printrate("mcastrate", tp->mcastrate, 2*1, 0x80|0); 3954 printrate("mgmtrate", tp->mgmtrate, 2*1, 0x80|0); 3955 if (tp->maxretry != 6) /* XXX */ 3956 LINE_CHECK("maxretry %d", tp->maxretry); 3957 } else { 3958 LINE_BREAK(); 3959 list_txparams(s); 3960 } 3961 3962 bgscaninterval = -1; 3963 (void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval); 3964 3965 if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) { 3966 if (val != bgscaninterval || verbose) 3967 LINE_CHECK("scanvalid %u", val); 3968 } 3969 3970 bgscan = 0; 3971 if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) { 3972 if (bgscan) 3973 LINE_CHECK("bgscan"); 3974 else if (verbose) 3975 LINE_CHECK("-bgscan"); 3976 } 3977 if (bgscan || verbose) { 3978 if (bgscaninterval != -1) 3979 LINE_CHECK("bgscanintvl %u", bgscaninterval); 3980 if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1) 3981 LINE_CHECK("bgscanidle %u", val); 3982 if (!verbose) { 3983 getroam(s); 3984 rp = &roamparams.params[chan2mode(c)]; 3985 if (rp->rssi & 1) 3986 LINE_CHECK("roam:rssi %u.5", rp->rssi/2); 3987 else 3988 LINE_CHECK("roam:rssi %u", rp->rssi/2); 3989 LINE_CHECK("roam:rate %u", rp->rate/2); 3990 } else { 3991 LINE_BREAK(); 3992 list_roam(s); 3993 } 3994 } 3995 3996 if (IEEE80211_IS_CHAN_ANYG(c) || verbose) { 3997 if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) { 3998 if (val) 3999 LINE_CHECK("pureg"); 4000 else if (verbose) 4001 LINE_CHECK("-pureg"); 4002 } 4003 if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) { 4004 switch (val) { 4005 case IEEE80211_PROTMODE_OFF: 4006 LINE_CHECK("protmode OFF"); 4007 break; 4008 case IEEE80211_PROTMODE_CTS: 4009 LINE_CHECK("protmode CTS"); 4010 break; 4011 case IEEE80211_PROTMODE_RTSCTS: 4012 LINE_CHECK("protmode RTSCTS"); 4013 break; 4014 default: 4015 LINE_CHECK("protmode UNKNOWN (0x%x)", val); 4016 break; 4017 } 4018 } 4019 } 4020 4021 if (IEEE80211_IS_CHAN_HT(c) || verbose) { 4022 gethtconf(s); 4023 switch (htconf & 3) { 4024 case 0: 4025 case 2: 4026 LINE_CHECK("-ht"); 4027 break; 4028 case 1: 4029 LINE_CHECK("ht20"); 4030 break; 4031 case 3: 4032 if (verbose) 4033 LINE_CHECK("ht"); 4034 break; 4035 } 4036 if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) { 4037 if (!val) 4038 LINE_CHECK("-htcompat"); 4039 else if (verbose) 4040 LINE_CHECK("htcompat"); 4041 } 4042 if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) { 4043 switch (val) { 4044 case 0: 4045 LINE_CHECK("-ampdu"); 4046 break; 4047 case 1: 4048 LINE_CHECK("ampdutx -ampdurx"); 4049 break; 4050 case 2: 4051 LINE_CHECK("-ampdutx ampdurx"); 4052 break; 4053 case 3: 4054 if (verbose) 4055 LINE_CHECK("ampdu"); 4056 break; 4057 } 4058 } 4059 if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) { 4060 switch (val) { 4061 case IEEE80211_HTCAP_MAXRXAMPDU_8K: 4062 LINE_CHECK("ampdulimit 8k"); 4063 break; 4064 case IEEE80211_HTCAP_MAXRXAMPDU_16K: 4065 LINE_CHECK("ampdulimit 16k"); 4066 break; 4067 case IEEE80211_HTCAP_MAXRXAMPDU_32K: 4068 LINE_CHECK("ampdulimit 32k"); 4069 break; 4070 case IEEE80211_HTCAP_MAXRXAMPDU_64K: 4071 LINE_CHECK("ampdulimit 64k"); 4072 break; 4073 } 4074 } 4075 if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) { 4076 switch (val) { 4077 case IEEE80211_HTCAP_MPDUDENSITY_NA: 4078 if (verbose) 4079 LINE_CHECK("ampdudensity NA"); 4080 break; 4081 case IEEE80211_HTCAP_MPDUDENSITY_025: 4082 LINE_CHECK("ampdudensity .25"); 4083 break; 4084 case IEEE80211_HTCAP_MPDUDENSITY_05: 4085 LINE_CHECK("ampdudensity .5"); 4086 break; 4087 case IEEE80211_HTCAP_MPDUDENSITY_1: 4088 LINE_CHECK("ampdudensity 1"); 4089 break; 4090 case IEEE80211_HTCAP_MPDUDENSITY_2: 4091 LINE_CHECK("ampdudensity 2"); 4092 break; 4093 case IEEE80211_HTCAP_MPDUDENSITY_4: 4094 LINE_CHECK("ampdudensity 4"); 4095 break; 4096 case IEEE80211_HTCAP_MPDUDENSITY_8: 4097 LINE_CHECK("ampdudensity 8"); 4098 break; 4099 case IEEE80211_HTCAP_MPDUDENSITY_16: 4100 LINE_CHECK("ampdudensity 16"); 4101 break; 4102 } 4103 } 4104 if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) { 4105 switch (val) { 4106 case 0: 4107 LINE_CHECK("-amsdu"); 4108 break; 4109 case 1: 4110 LINE_CHECK("amsdutx -amsdurx"); 4111 break; 4112 case 2: 4113 LINE_CHECK("-amsdutx amsdurx"); 4114 break; 4115 case 3: 4116 if (verbose) 4117 LINE_CHECK("amsdu"); 4118 break; 4119 } 4120 } 4121 /* XXX amsdu limit */ 4122 if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) { 4123 if (val) 4124 LINE_CHECK("shortgi"); 4125 else if (verbose) 4126 LINE_CHECK("-shortgi"); 4127 } 4128 if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) { 4129 if (val == IEEE80211_PROTMODE_OFF) 4130 LINE_CHECK("htprotmode OFF"); 4131 else if (val != IEEE80211_PROTMODE_RTSCTS) 4132 LINE_CHECK("htprotmode UNKNOWN (0x%x)", val); 4133 else if (verbose) 4134 LINE_CHECK("htprotmode RTSCTS"); 4135 } 4136 if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) { 4137 if (val) 4138 LINE_CHECK("puren"); 4139 else if (verbose) 4140 LINE_CHECK("-puren"); 4141 } 4142 if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) { 4143 if (val == IEEE80211_HTCAP_SMPS_DYNAMIC) 4144 LINE_CHECK("smpsdyn"); 4145 else if (val == IEEE80211_HTCAP_SMPS_ENA) 4146 LINE_CHECK("smps"); 4147 else if (verbose) 4148 LINE_CHECK("-smps"); 4149 } 4150 if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) { 4151 if (val) 4152 LINE_CHECK("rifs"); 4153 else if (verbose) 4154 LINE_CHECK("-rifs"); 4155 } 4156 } 4157 4158 if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) { 4159 if (wme) 4160 LINE_CHECK("wme"); 4161 else if (verbose) 4162 LINE_CHECK("-wme"); 4163 } else 4164 wme = 0; 4165 4166 if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) { 4167 if (val) 4168 LINE_CHECK("burst"); 4169 else if (verbose) 4170 LINE_CHECK("-burst"); 4171 } 4172 4173 if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) { 4174 if (val) 4175 LINE_CHECK("ff"); 4176 else if (verbose) 4177 LINE_CHECK("-ff"); 4178 } 4179 if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) { 4180 if (val) 4181 LINE_CHECK("dturbo"); 4182 else if (verbose) 4183 LINE_CHECK("-dturbo"); 4184 } 4185 if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) { 4186 if (val) 4187 LINE_CHECK("dwds"); 4188 else if (verbose) 4189 LINE_CHECK("-dwds"); 4190 } 4191 4192 if (opmode == IEEE80211_M_HOSTAP) { 4193 if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) { 4194 if (val) 4195 LINE_CHECK("hidessid"); 4196 else if (verbose) 4197 LINE_CHECK("-hidessid"); 4198 } 4199 if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) { 4200 if (!val) 4201 LINE_CHECK("-apbridge"); 4202 else if (verbose) 4203 LINE_CHECK("apbridge"); 4204 } 4205 if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1) 4206 LINE_CHECK("dtimperiod %u", val); 4207 4208 if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) { 4209 if (!val) 4210 LINE_CHECK("-doth"); 4211 else if (verbose) 4212 LINE_CHECK("doth"); 4213 } 4214 if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) { 4215 if (!val) 4216 LINE_CHECK("-dfs"); 4217 else if (verbose) 4218 LINE_CHECK("dfs"); 4219 } 4220 if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) { 4221 if (!val) 4222 LINE_CHECK("-inact"); 4223 else if (verbose) 4224 LINE_CHECK("inact"); 4225 } 4226 } else { 4227 if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) { 4228 if (val != IEEE80211_ROAMING_AUTO || verbose) { 4229 switch (val) { 4230 case IEEE80211_ROAMING_DEVICE: 4231 LINE_CHECK("roaming DEVICE"); 4232 break; 4233 case IEEE80211_ROAMING_AUTO: 4234 LINE_CHECK("roaming AUTO"); 4235 break; 4236 case IEEE80211_ROAMING_MANUAL: 4237 LINE_CHECK("roaming MANUAL"); 4238 break; 4239 default: 4240 LINE_CHECK("roaming UNKNOWN (0x%x)", 4241 val); 4242 break; 4243 } 4244 } 4245 } 4246 } 4247 if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) { 4248 /* XXX default define not visible */ 4249 if (val != 100 || verbose) 4250 LINE_CHECK("bintval %u", val); 4251 } 4252 4253 if (wme && verbose) { 4254 LINE_BREAK(); 4255 list_wme(s); 4256 } 4257 LINE_BREAK(); 4258} 4259 4260static int 4261get80211(int s, int type, void *data, int len) 4262{ 4263 struct ieee80211req ireq; 4264 4265 (void) memset(&ireq, 0, sizeof(ireq)); 4266 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 4267 ireq.i_type = type; 4268 ireq.i_data = data; 4269 ireq.i_len = len; 4270 return ioctl(s, SIOCG80211, &ireq); 4271} 4272 4273static int 4274get80211len(int s, int type, void *data, int len, int *plen) 4275{ 4276 struct ieee80211req ireq; 4277 4278 (void) memset(&ireq, 0, sizeof(ireq)); 4279 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 4280 ireq.i_type = type; 4281 ireq.i_len = len; 4282 ireq.i_data = data; 4283 if (ioctl(s, SIOCG80211, &ireq) < 0) 4284 return -1; 4285 *plen = ireq.i_len; 4286 return 0; 4287} 4288 4289static int 4290get80211val(int s, int type, int *val) 4291{ 4292 struct ieee80211req ireq; 4293 4294 (void) memset(&ireq, 0, sizeof(ireq)); 4295 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 4296 ireq.i_type = type; 4297 if (ioctl(s, SIOCG80211, &ireq) < 0) 4298 return -1; 4299 *val = ireq.i_val; 4300 return 0; 4301} 4302 4303static void 4304set80211(int s, int type, int val, int len, void *data) 4305{ 4306 struct ieee80211req ireq; 4307 4308 (void) memset(&ireq, 0, sizeof(ireq)); 4309 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 4310 ireq.i_type = type; 4311 ireq.i_val = val; 4312 ireq.i_len = len; 4313 ireq.i_data = data; 4314 if (ioctl(s, SIOCS80211, &ireq) < 0) 4315 err(1, "SIOCS80211"); 4316} 4317 4318static const char * 4319get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp) 4320{ 4321 int len; 4322 int hexstr; 4323 u_int8_t *p; 4324 4325 len = *lenp; 4326 p = buf; 4327 hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x'); 4328 if (hexstr) 4329 val += 2; 4330 for (;;) { 4331 if (*val == '\0') 4332 break; 4333 if (sep != NULL && strchr(sep, *val) != NULL) { 4334 val++; 4335 break; 4336 } 4337 if (hexstr) { 4338 if (!isxdigit((u_char)val[0])) { 4339 warnx("bad hexadecimal digits"); 4340 return NULL; 4341 } 4342 if (!isxdigit((u_char)val[1])) { 4343 warnx("odd count hexadecimal digits"); 4344 return NULL; 4345 } 4346 } 4347 if (p >= buf + len) { 4348 if (hexstr) 4349 warnx("hexadecimal digits too long"); 4350 else 4351 warnx("string too long"); 4352 return NULL; 4353 } 4354 if (hexstr) { 4355#define tohex(x) (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10) 4356 *p++ = (tohex((u_char)val[0]) << 4) | 4357 tohex((u_char)val[1]); 4358#undef tohex 4359 val += 2; 4360 } else 4361 *p++ = *val++; 4362 } 4363 len = p - buf; 4364 /* The string "-" is treated as the empty string. */ 4365 if (!hexstr && len == 1 && buf[0] == '-') { 4366 len = 0; 4367 memset(buf, 0, *lenp); 4368 } else if (len < *lenp) 4369 memset(p, 0, *lenp - len); 4370 *lenp = len; 4371 return val; 4372} 4373 4374static void 4375print_string(const u_int8_t *buf, int len) 4376{ 4377 int i; 4378 int hasspc; 4379 4380 i = 0; 4381 hasspc = 0; 4382 for (; i < len; i++) { 4383 if (!isprint(buf[i]) && buf[i] != '\0') 4384 break; 4385 if (isspace(buf[i])) 4386 hasspc++; 4387 } 4388 if (i == len) { 4389 if (hasspc || len == 0 || buf[0] == '\0') 4390 printf("\"%.*s\"", len, buf); 4391 else 4392 printf("%.*s", len, buf); 4393 } else { 4394 printf("0x"); 4395 for (i = 0; i < len; i++) 4396 printf("%02x", buf[i]); 4397 } 4398} 4399 4400/* 4401 * Virtual AP cloning support. 4402 */ 4403static struct ieee80211_clone_params params = { 4404 .icp_opmode = IEEE80211_M_STA, /* default to station mode */ 4405}; 4406 4407static void 4408wlan_create(int s, struct ifreq *ifr) 4409{ 4410 static const uint8_t zerobssid[IEEE80211_ADDR_LEN]; 4411 4412 if (params.icp_parent[0] == '\0') 4413 errx(1, "must specify a parent when creating a wlan device"); 4414 if (params.icp_opmode == IEEE80211_M_WDS && 4415 memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0) 4416 errx(1, "no bssid specified for WDS (use wlanbssid)"); 4417 ifr->ifr_data = (caddr_t) ¶ms; 4418 if (ioctl(s, SIOCIFCREATE2, ifr) < 0) 4419 err(1, "SIOCIFCREATE2"); 4420} 4421 4422static 4423DECL_CMD_FUNC(set80211clone_wlandev, arg, d) 4424{ 4425 strlcpy(params.icp_parent, arg, IFNAMSIZ); 4426 clone_setcallback(wlan_create); 4427} 4428 4429static 4430DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d) 4431{ 4432 const struct ether_addr *ea; 4433 4434 ea = ether_aton(arg); 4435 if (ea == NULL) 4436 errx(1, "%s: cannot parse bssid", arg); 4437 memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN); 4438 clone_setcallback(wlan_create); 4439} 4440 4441static 4442DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d) 4443{ 4444 const struct ether_addr *ea; 4445 4446 ea = ether_aton(arg); 4447 if (ea == NULL) 4448 errx(1, "%s: cannot parse addres", arg); 4449 memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN); 4450 params.icp_flags |= IEEE80211_CLONE_MACADDR; 4451 clone_setcallback(wlan_create); 4452} 4453 4454static 4455DECL_CMD_FUNC(set80211clone_wlanmode, arg, d) 4456{ 4457#define iseq(a,b) (strncasecmp(a,b,sizeof(b)-1) == 0) 4458 if (iseq(arg, "sta")) 4459 params.icp_opmode = IEEE80211_M_STA; 4460 else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo")) 4461 params.icp_opmode = IEEE80211_M_AHDEMO; 4462 else if (iseq(arg, "ibss") || iseq(arg, "adhoc")) 4463 params.icp_opmode = IEEE80211_M_IBSS; 4464 else if (iseq(arg, "ap") || iseq(arg, "host")) 4465 params.icp_opmode = IEEE80211_M_HOSTAP; 4466 else if (iseq(arg, "wds")) 4467 params.icp_opmode = IEEE80211_M_WDS; 4468 else if (iseq(arg, "monitor")) 4469 params.icp_opmode = IEEE80211_M_MONITOR; 4470 else 4471 errx(1, "Don't know to create %s for %s", arg, name); 4472 clone_setcallback(wlan_create); 4473#undef iseq 4474} 4475 4476static void 4477set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp) 4478{ 4479 /* NB: inverted sense */ 4480 if (d) 4481 params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS; 4482 else 4483 params.icp_flags |= IEEE80211_CLONE_NOBEACONS; 4484 clone_setcallback(wlan_create); 4485} 4486 4487static void 4488set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp) 4489{ 4490 if (d) 4491 params.icp_flags |= IEEE80211_CLONE_BSSID; 4492 else 4493 params.icp_flags &= ~IEEE80211_CLONE_BSSID; 4494 clone_setcallback(wlan_create); 4495} 4496 4497static void 4498set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp) 4499{ 4500 if (d) 4501 params.icp_flags |= IEEE80211_CLONE_WDSLEGACY; 4502 else 4503 params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY; 4504 clone_setcallback(wlan_create); 4505} 4506 4507static struct cmd ieee80211_cmds[] = { 4508 DEF_CMD_ARG("ssid", set80211ssid), 4509 DEF_CMD_ARG("nwid", set80211ssid), 4510 DEF_CMD_ARG("stationname", set80211stationname), 4511 DEF_CMD_ARG("station", set80211stationname), /* BSD/OS */ 4512 DEF_CMD_ARG("channel", set80211channel), 4513 DEF_CMD_ARG("authmode", set80211authmode), 4514 DEF_CMD_ARG("powersavemode", set80211powersavemode), 4515 DEF_CMD("powersave", 1, set80211powersave), 4516 DEF_CMD("-powersave", 0, set80211powersave), 4517 DEF_CMD_ARG("powersavesleep", set80211powersavesleep), 4518 DEF_CMD_ARG("wepmode", set80211wepmode), 4519 DEF_CMD("wep", 1, set80211wep), 4520 DEF_CMD("-wep", 0, set80211wep), 4521 DEF_CMD_ARG("deftxkey", set80211weptxkey), 4522 DEF_CMD_ARG("weptxkey", set80211weptxkey), 4523 DEF_CMD_ARG("wepkey", set80211wepkey), 4524 DEF_CMD_ARG("nwkey", set80211nwkey), /* NetBSD */ 4525 DEF_CMD("-nwkey", 0, set80211wep), /* NetBSD */ 4526 DEF_CMD_ARG("rtsthreshold", set80211rtsthreshold), 4527 DEF_CMD_ARG("protmode", set80211protmode), 4528 DEF_CMD_ARG("txpower", set80211txpower), 4529 DEF_CMD_ARG("roaming", set80211roaming), 4530 DEF_CMD("wme", 1, set80211wme), 4531 DEF_CMD("-wme", 0, set80211wme), 4532 DEF_CMD("wmm", 1, set80211wme), 4533 DEF_CMD("-wmm", 0, set80211wme), 4534 DEF_CMD("hidessid", 1, set80211hidessid), 4535 DEF_CMD("-hidessid", 0, set80211hidessid), 4536 DEF_CMD("apbridge", 1, set80211apbridge), 4537 DEF_CMD("-apbridge", 0, set80211apbridge), 4538 DEF_CMD_ARG("chanlist", set80211chanlist), 4539 DEF_CMD_ARG("bssid", set80211bssid), 4540 DEF_CMD_ARG("ap", set80211bssid), 4541 DEF_CMD("scan", 0, set80211scan), 4542 DEF_CMD_ARG("list", set80211list), 4543 DEF_CMD_ARG2("cwmin", set80211cwmin), 4544 DEF_CMD_ARG2("cwmax", set80211cwmax), 4545 DEF_CMD_ARG2("aifs", set80211aifs), 4546 DEF_CMD_ARG2("txoplimit", set80211txoplimit), 4547 DEF_CMD_ARG("acm", set80211acm), 4548 DEF_CMD_ARG("-acm", set80211noacm), 4549 DEF_CMD_ARG("ack", set80211ackpolicy), 4550 DEF_CMD_ARG("-ack", set80211noackpolicy), 4551 DEF_CMD_ARG2("bss:cwmin", set80211bsscwmin), 4552 DEF_CMD_ARG2("bss:cwmax", set80211bsscwmax), 4553 DEF_CMD_ARG2("bss:aifs", set80211bssaifs), 4554 DEF_CMD_ARG2("bss:txoplimit", set80211bsstxoplimit), 4555 DEF_CMD_ARG("dtimperiod", set80211dtimperiod), 4556 DEF_CMD_ARG("bintval", set80211bintval), 4557 DEF_CMD("mac:open", IEEE80211_MACCMD_POLICY_OPEN, set80211maccmd), 4558 DEF_CMD("mac:allow", IEEE80211_MACCMD_POLICY_ALLOW, set80211maccmd), 4559 DEF_CMD("mac:deny", IEEE80211_MACCMD_POLICY_DENY, set80211maccmd), 4560 DEF_CMD("mac:radius", IEEE80211_MACCMD_POLICY_RADIUS, set80211maccmd), 4561 DEF_CMD("mac:flush", IEEE80211_MACCMD_FLUSH, set80211maccmd), 4562 DEF_CMD("mac:detach", IEEE80211_MACCMD_DETACH, set80211maccmd), 4563 DEF_CMD_ARG("mac:add", set80211addmac), 4564 DEF_CMD_ARG("mac:del", set80211delmac), 4565 DEF_CMD_ARG("mac:kick", set80211kickmac), 4566 DEF_CMD("pureg", 1, set80211pureg), 4567 DEF_CMD("-pureg", 0, set80211pureg), 4568 DEF_CMD("ff", 1, set80211fastframes), 4569 DEF_CMD("-ff", 0, set80211fastframes), 4570 DEF_CMD("dturbo", 1, set80211dturbo), 4571 DEF_CMD("-dturbo", 0, set80211dturbo), 4572 DEF_CMD("bgscan", 1, set80211bgscan), 4573 DEF_CMD("-bgscan", 0, set80211bgscan), 4574 DEF_CMD_ARG("bgscanidle", set80211bgscanidle), 4575 DEF_CMD_ARG("bgscanintvl", set80211bgscanintvl), 4576 DEF_CMD_ARG("scanvalid", set80211scanvalid), 4577 DEF_CMD_ARG("roam:rssi", set80211roamrssi), 4578 DEF_CMD_ARG("roam:rate", set80211roamrate), 4579 DEF_CMD_ARG("mcastrate", set80211mcastrate), 4580 DEF_CMD_ARG("ucastrate", set80211ucastrate), 4581 DEF_CMD_ARG("mgtrate", set80211mgtrate), 4582 DEF_CMD_ARG("mgmtrate", set80211mgtrate), 4583 DEF_CMD_ARG("maxretry", set80211maxretry), 4584 DEF_CMD_ARG("fragthreshold", set80211fragthreshold), 4585 DEF_CMD("burst", 1, set80211burst), 4586 DEF_CMD("-burst", 0, set80211burst), 4587 DEF_CMD_ARG("bmiss", set80211bmissthreshold), 4588 DEF_CMD_ARG("bmissthreshold", set80211bmissthreshold), 4589 DEF_CMD("shortgi", 1, set80211shortgi), 4590 DEF_CMD("-shortgi", 0, set80211shortgi), 4591 DEF_CMD("ampdurx", 2, set80211ampdu), 4592 DEF_CMD("-ampdurx", -2, set80211ampdu), 4593 DEF_CMD("ampdutx", 1, set80211ampdu), 4594 DEF_CMD("-ampdutx", -1, set80211ampdu), 4595 DEF_CMD("ampdu", 3, set80211ampdu), /* NB: tx+rx */ 4596 DEF_CMD("-ampdu", -3, set80211ampdu), 4597 DEF_CMD_ARG("ampdulimit", set80211ampdulimit), 4598 DEF_CMD_ARG("ampdudensity", set80211ampdudensity), 4599 DEF_CMD("amsdurx", 2, set80211amsdu), 4600 DEF_CMD("-amsdurx", -2, set80211amsdu), 4601 DEF_CMD("amsdutx", 1, set80211amsdu), 4602 DEF_CMD("-amsdutx", -1, set80211amsdu), 4603 DEF_CMD("amsdu", 3, set80211amsdu), /* NB: tx+rx */ 4604 DEF_CMD("-amsdu", -3, set80211amsdu), 4605 DEF_CMD_ARG("amsdulimit", set80211amsdulimit), 4606 DEF_CMD("puren", 1, set80211puren), 4607 DEF_CMD("-puren", 0, set80211puren), 4608 DEF_CMD("doth", 1, set80211doth), 4609 DEF_CMD("-doth", 0, set80211doth), 4610 DEF_CMD("dfs", 1, set80211dfs), 4611 DEF_CMD("-dfs", 0, set80211dfs), 4612 DEF_CMD("htcompat", 1, set80211htcompat), 4613 DEF_CMD("-htcompat", 0, set80211htcompat), 4614 DEF_CMD("dwds", 1, set80211dwds), 4615 DEF_CMD("-dwds", 0, set80211dwds), 4616 DEF_CMD("inact", 1, set80211inact), 4617 DEF_CMD("-inact", 0, set80211inact), 4618 DEF_CMD("tsn", 1, set80211tsn), 4619 DEF_CMD("-tsn", 0, set80211tsn), 4620 DEF_CMD_ARG("regdomain", set80211regdomain), 4621 DEF_CMD_ARG("country", set80211country), 4622 DEF_CMD("indoor", 'I', set80211location), 4623 DEF_CMD("-indoor", 'O', set80211location), 4624 DEF_CMD("outdoor", 'O', set80211location), 4625 DEF_CMD("-outdoor", 'I', set80211location), 4626 DEF_CMD("anywhere", ' ', set80211location), 4627 DEF_CMD("ecm", 1, set80211ecm), 4628 DEF_CMD("-ecm", 0, set80211ecm), 4629 DEF_CMD("dotd", 1, set80211dotd), 4630 DEF_CMD("-dotd", 0, set80211dotd), 4631 DEF_CMD_ARG("htprotmode", set80211htprotmode), 4632 DEF_CMD("ht20", 1, set80211htconf), 4633 DEF_CMD("-ht20", 0, set80211htconf), 4634 DEF_CMD("ht40", 3, set80211htconf), /* NB: 20+40 */ 4635 DEF_CMD("-ht40", 0, set80211htconf), 4636 DEF_CMD("ht", 3, set80211htconf), /* NB: 20+40 */ 4637 DEF_CMD("-ht", 0, set80211htconf), 4638 DEF_CMD("rifs", 1, set80211rifs), 4639 DEF_CMD("-rifs", 0, set80211rifs), 4640 DEF_CMD("smps", IEEE80211_HTCAP_SMPS_ENA, set80211smps), 4641 DEF_CMD("smpsdyn", IEEE80211_HTCAP_SMPS_DYNAMIC, set80211smps), 4642 DEF_CMD("-smps", IEEE80211_HTCAP_SMPS_OFF, set80211smps), 4643 /* XXX for testing */ 4644 DEF_CMD_ARG("chanswitch", set80211chanswitch), 4645 4646 /* vap cloning support */ 4647 DEF_CLONE_CMD_ARG("wlanaddr", set80211clone_wlanaddr), 4648 DEF_CLONE_CMD_ARG("wlanbssid", set80211clone_wlanbssid), 4649 DEF_CLONE_CMD_ARG("wlandev", set80211clone_wlandev), 4650 DEF_CLONE_CMD_ARG("wlanmode", set80211clone_wlanmode), 4651 DEF_CLONE_CMD("beacons", 1, set80211clone_beacons), 4652 DEF_CLONE_CMD("-beacons", 0, set80211clone_beacons), 4653 DEF_CLONE_CMD("bssid", 1, set80211clone_bssid), 4654 DEF_CLONE_CMD("-bssid", 0, set80211clone_bssid), 4655 DEF_CLONE_CMD("wdslegacy", 1, set80211clone_wdslegacy), 4656 DEF_CLONE_CMD("-wdslegacy", 0, set80211clone_wdslegacy), 4657}; 4658static struct afswtch af_ieee80211 = { 4659 .af_name = "af_ieee80211", 4660 .af_af = AF_UNSPEC, 4661 .af_other_status = ieee80211_status, 4662}; 4663 4664static __constructor void 4665ieee80211_ctor(void) 4666{ 4667#define N(a) (sizeof(a) / sizeof(a[0])) 4668 int i; 4669 4670 for (i = 0; i < N(ieee80211_cmds); i++) 4671 cmd_register(&ieee80211_cmds[i]); 4672 af_register(&af_ieee80211); 4673#undef N 4674} 4675